840968000

素因数分解:

$2^6\times 5^3\times {\mathrm{31}}^1\times {\mathrm{3391}}^1$

素因数の和:3449

約数の個数: 112

約数和(自身を含む): 2150473728

約数和(自身を除く): 1309505728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 125, 155, 160, 200, 248, 250, 310, 320, 400, 496, 500, 620, 775, 800, 992, 1000, 1240, 1550, 1600, 1984, 2000, 2480, 3100, 3391, 3875, 4000, 4960, 6200, 6782, 7750, 8000, 9920, 12400, 13564, 15500, 16955, 24800, 27128, 31000, 33910, 49600, 54256, 62000, 67820, 84775, 105121, 108512, 124000, 135640, 169550, 210242, 217024, 248000, 271280, 339100, 420484, 423875, 525605, 542560, 678200, 840968, 847750, 1051210, 1085120, 1356400, 1681936, 1695500, 2102420, 2628025, 2712800, 3363872, 3391000, 4204840, 5256050, 5425600, 6727744, 6782000, 8409680, 10512100, 13140125, 13564000, 16819360, 21024200, 26280250, 27128000, 33638720, 42048400, 52560500, 84096800, 105121000, 168193600, 210242000, 420484000, 840968000]

約数ペア:

[(1, 840968000), (2, 420484000), (4, 210242000), (5, 168193600), (8, 105121000), (10, 84096800), (16, 52560500), (20, 42048400), (25, 33638720), (31, 27128000), (32, 26280250), (40, 21024200), (50, 16819360), (62, 13564000), (64, 13140125), (80, 10512100), (100, 8409680), (124, 6782000), (125, 6727744), (155, 5425600), (160, 5256050), (200, 4204840), (248, 3391000), (250, 3363872), (310, 2712800), (320, 2628025), (400, 2102420), (496, 1695500), (500, 1681936), (620, 1356400), (775, 1085120), (800, 1051210), (992, 847750), (1000, 840968), (1240, 678200), (1550, 542560), (1600, 525605), (1984, 423875), (2000, 420484), (2480, 339100), (3100, 271280), (3391, 248000), (3875, 217024), (4000, 210242), (4960, 169550), (6200, 135640), (6782, 124000), (7750, 108512), (8000, 105121), (9920, 84775), (12400, 67820), (13564, 62000), (15500, 54256), (16955, 49600), (24800, 33910), (27128, 31000)]