66757600

素因数分解:

$2^5\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1$

素因数の和:178

約数の個数: 216

約数和(自身を含む): 205721208

約数和(自身を除く): 138963608

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, 131, 140, 160, 175, 182, 196, 200, 208, 224, 245, 260, 262, 280, 325, 350, 364, 392, 400, 416, 455, 490, 520, 524, 560, 637, 650, 655, 700, 728, 784, 800, 910, 917, 980, 1040, 1048, 1120, 1225, 1274, 1300, 1310, 1400, 1456, 1568, 1703, 1820, 1834, 1960, 2080, 2096, 2275, 2450, 2548, 2600, 2620, 2800, 2912, 3185, 3275, 3406, 3640, 3668, 3920, 4192, 4550, 4585, 4900, 5096, 5200, 5240, 5600, 6370, 6419, 6550, 6812, 7280, 7336, 7840, 8515, 9100, 9170, 9800, 10192, 10400, 10480, 11921, 12740, 12838, 13100, 13624, 14560, 14672, 15925, 17030, 18200, 18340, 19600, 20384, 20960, 22925, 23842, 25480, 25676, 26200, 27248, 29344, 31850, 32095, 34060, 36400, 36680, 39200, 42575, 45850, 47684, 50960, 51352, 52400, 54496, 59605, 63700, 64190, 68120, 72800, 73360, 83447, 85150, 91700, 95368, 101920, 102704, 104800, 119210, 127400, 128380, 136240, 146720, 160475, 166894, 170300, 183400, 190736, 205408, 238420, 254800, 256760, 272480, 298025, 320950, 333788, 340600, 366800, 381472, 417235, 476840, 509600, 513520, 596050, 641900, 667576, 681200, 733600, 834470, 953680, 1027040, 1192100, 1283800, 1335152, 1362400, 1668940, 1907360, 2086175, 2384200, 2567600, 2670304, 3337880, 4172350, 4768400, 5135200, 6675760, 8344700, 9536800, 13351520, 16689400, 33378800, 66757600]

約数ペア:

[(1, 66757600), (2, 33378800), (4, 16689400), (5, 13351520), (7, 9536800), (8, 8344700), (10, 6675760), (13, 5135200), (14, 4768400), (16, 4172350), (20, 3337880), (25, 2670304), (26, 2567600), (28, 2384200), (32, 2086175), (35, 1907360), (40, 1668940), (49, 1362400), (50, 1335152), (52, 1283800), (56, 1192100), (65, 1027040), (70, 953680), (80, 834470), (91, 733600), (98, 681200), (100, 667576), (104, 641900), (112, 596050), (130, 513520), (131, 509600), (140, 476840), (160, 417235), (175, 381472), (182, 366800), (196, 340600), (200, 333788), (208, 320950), (224, 298025), (245, 272480), (260, 256760), (262, 254800), (280, 238420), (325, 205408), (350, 190736), (364, 183400), (392, 170300), (400, 166894), (416, 160475), (455, 146720), (490, 136240), (520, 128380), (524, 127400), (560, 119210), (637, 104800), (650, 102704), (655, 101920), (700, 95368), (728, 91700), (784, 85150), (800, 83447), (910, 73360), (917, 72800), (980, 68120), (1040, 64190), (1048, 63700), (1120, 59605), (1225, 54496), (1274, 52400), (1300, 51352), (1310, 50960), (1400, 47684), (1456, 45850), (1568, 42575), (1703, 39200), (1820, 36680), (1834, 36400), (1960, 34060), (2080, 32095), (2096, 31850), (2275, 29344), (2450, 27248), (2548, 26200), (2600, 25676), (2620, 25480), (2800, 23842), (2912, 22925), (3185, 20960), (3275, 20384), (3406, 19600), (3640, 18340), (3668, 18200), (3920, 17030), (4192, 15925), (4550, 14672), (4585, 14560), (4900, 13624), (5096, 13100), (5200, 12838), (5240, 12740), (5600, 11921), (6370, 10480), (6419, 10400), (6550, 10192), (6812, 9800), (7280, 9170), (7336, 9100), (7840, 8515)]