161543200

素因数分解:

$2^5\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{317}}^1$

素因数の和:364

約数の個数: 216

約数和(自身を含む): 495601092

約数和(自身を除く): 334057892

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 32, 35, 40, 49, 50, 52, 56, 65, 70, 80, 91, 98, 100, 104, 112, 130, 140, 160, 175, 182, 196, 200, 208, 224, 245, 260, 280, 317, 325, 350, 364, 392, 400, 416, 455, 490, 520, 560, 634, 637, 650, 700, 728, 784, 800, 910, 980, 1040, 1120, 1225, 1268, 1274, 1300, 1400, 1456, 1568, 1585, 1820, 1960, 2080, 2219, 2275, 2450, 2536, 2548, 2600, 2800, 2912, 3170, 3185, 3640, 3920, 4121, 4438, 4550, 4900, 5072, 5096, 5200, 5600, 6340, 6370, 7280, 7840, 7925, 8242, 8876, 9100, 9800, 10144, 10192, 10400, 11095, 12680, 12740, 14560, 15533, 15850, 15925, 16484, 17752, 18200, 19600, 20384, 20605, 22190, 25360, 25480, 28847, 31066, 31700, 31850, 32968, 35504, 36400, 39200, 41210, 44380, 50720, 50960, 55475, 57694, 62132, 63400, 63700, 65936, 71008, 72800, 77665, 82420, 88760, 101920, 103025, 110950, 115388, 124264, 126800, 127400, 131872, 144235, 155330, 164840, 177520, 201929, 206050, 221900, 230776, 248528, 253600, 254800, 288470, 310660, 329680, 355040, 388325, 403858, 412100, 443800, 461552, 497056, 509600, 576940, 621320, 659360, 721175, 776650, 807716, 824200, 887600, 923104, 1009645, 1153880, 1242640, 1442350, 1553300, 1615432, 1648400, 1775200, 2019290, 2307760, 2485280, 2884700, 3106600, 3230864, 3296800, 4038580, 4615520, 5048225, 5769400, 6213200, 6461728, 8077160, 10096450, 11538800, 12426400, 16154320, 20192900, 23077600, 32308640, 40385800, 80771600, 161543200]

約数ペア:

[(1, 161543200), (2, 80771600), (4, 40385800), (5, 32308640), (7, 23077600), (8, 20192900), (10, 16154320), (13, 12426400), (14, 11538800), (16, 10096450), (20, 8077160), (25, 6461728), (26, 6213200), (28, 5769400), (32, 5048225), (35, 4615520), (40, 4038580), (49, 3296800), (50, 3230864), (52, 3106600), (56, 2884700), (65, 2485280), (70, 2307760), (80, 2019290), (91, 1775200), (98, 1648400), (100, 1615432), (104, 1553300), (112, 1442350), (130, 1242640), (140, 1153880), (160, 1009645), (175, 923104), (182, 887600), (196, 824200), (200, 807716), (208, 776650), (224, 721175), (245, 659360), (260, 621320), (280, 576940), (317, 509600), (325, 497056), (350, 461552), (364, 443800), (392, 412100), (400, 403858), (416, 388325), (455, 355040), (490, 329680), (520, 310660), (560, 288470), (634, 254800), (637, 253600), (650, 248528), (700, 230776), (728, 221900), (784, 206050), (800, 201929), (910, 177520), (980, 164840), (1040, 155330), (1120, 144235), (1225, 131872), (1268, 127400), (1274, 126800), (1300, 124264), (1400, 115388), (1456, 110950), (1568, 103025), (1585, 101920), (1820, 88760), (1960, 82420), (2080, 77665), (2219, 72800), (2275, 71008), (2450, 65936), (2536, 63700), (2548, 63400), (2600, 62132), (2800, 57694), (2912, 55475), (3170, 50960), (3185, 50720), (3640, 44380), (3920, 41210), (4121, 39200), (4438, 36400), (4550, 35504), (4900, 32968), (5072, 31850), (5096, 31700), (5200, 31066), (5600, 28847), (6340, 25480), (6370, 25360), (7280, 22190), (7840, 20605), (7925, 20384), (8242, 19600), (8876, 18200), (9100, 17752), (9800, 16484), (10144, 15925), (10192, 15850), (10400, 15533), (11095, 14560), (12680, 12740)]