911067280

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1\times {\mathrm{1321}}^1$

素因数の和:1604

約数の個数: 80

約数和(自身を含む): 2186471664

約数和(自身を除く): 1275404384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 233, 296, 370, 466, 592, 740, 932, 1165, 1321, 1480, 1864, 2330, 2642, 2960, 3728, 4660, 5284, 6605, 8621, 9320, 10568, 13210, 17242, 18640, 21136, 26420, 34484, 43105, 48877, 52840, 68968, 86210, 97754, 105680, 137936, 172420, 195508, 244385, 307793, 344840, 391016, 488770, 615586, 689680, 782032, 977540, 1231172, 1538965, 1955080, 2462344, 3077930, 3910160, 4924688, 6155860, 11388341, 12311720, 22776682, 24623440, 45553364, 56941705, 91106728, 113883410, 182213456, 227766820, 455533640, 911067280]

約数ペア:

[(1, 911067280), (2, 455533640), (4, 227766820), (5, 182213456), (8, 113883410), (10, 91106728), (16, 56941705), (20, 45553364), (37, 24623440), (40, 22776682), (74, 12311720), (80, 11388341), (148, 6155860), (185, 4924688), (233, 3910160), (296, 3077930), (370, 2462344), (466, 1955080), (592, 1538965), (740, 1231172), (932, 977540), (1165, 782032), (1321, 689680), (1480, 615586), (1864, 488770), (2330, 391016), (2642, 344840), (2960, 307793), (3728, 244385), (4660, 195508), (5284, 172420), (6605, 137936), (8621, 105680), (9320, 97754), (10568, 86210), (13210, 68968), (17242, 52840), (18640, 48877), (21136, 43105), (26420, 34484)]