91272800

素因数分解:

$2^5\times 5^2\times {\mathrm{271}}^1\times {\mathrm{421}}^1$

素因数の和:712

約数の個数: 72

約数和(自身を含む): 224173152

約数和(自身を除く): 132900352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 271, 400, 421, 542, 800, 842, 1084, 1355, 1684, 2105, 2168, 2710, 3368, 4210, 4336, 5420, 6736, 6775, 8420, 8672, 10525, 10840, 13472, 13550, 16840, 21050, 21680, 27100, 33680, 42100, 43360, 54200, 67360, 84200, 108400, 114091, 168400, 216800, 228182, 336800, 456364, 570455, 912728, 1140910, 1825456, 2281820, 2852275, 3650912, 4563640, 5704550, 9127280, 11409100, 18254560, 22818200, 45636400, 91272800]

約数ペア:

[(1, 91272800), (2, 45636400), (4, 22818200), (5, 18254560), (8, 11409100), (10, 9127280), (16, 5704550), (20, 4563640), (25, 3650912), (32, 2852275), (40, 2281820), (50, 1825456), (80, 1140910), (100, 912728), (160, 570455), (200, 456364), (271, 336800), (400, 228182), (421, 216800), (542, 168400), (800, 114091), (842, 108400), (1084, 84200), (1355, 67360), (1684, 54200), (2105, 43360), (2168, 42100), (2710, 33680), (3368, 27100), (4210, 21680), (4336, 21050), (5420, 16840), (6736, 13550), (6775, 13472), (8420, 10840), (8672, 10525)]