56950780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{659}}^1$

素因数の和:846

約数の個数: 48

約数和(自身を含む): 124740000

約数和(自身を除く): 67789220

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 149, 290, 298, 580, 596, 659, 745, 1318, 1490, 2636, 2980, 3295, 4321, 6590, 8642, 13180, 17284, 19111, 21605, 38222, 43210, 76444, 86420, 95555, 98191, 191110, 196382, 382220, 392764, 490955, 981910, 1963820, 2847539, 5695078, 11390156, 14237695, 28475390, 56950780]

約数ペア:

[(1, 56950780), (2, 28475390), (4, 14237695), (5, 11390156), (10, 5695078), (20, 2847539), (29, 1963820), (58, 981910), (116, 490955), (145, 392764), (149, 382220), (290, 196382), (298, 191110), (580, 98191), (596, 95555), (659, 86420), (745, 76444), (1318, 43210), (1490, 38222), (2636, 21605), (2980, 19111), (3295, 17284), (4321, 13180), (6590, 8642)]