38940550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{701}}^1$

素因数の和:825

約数の個数: 48

約数和(自身を含む): 79910064

約数和(自身を除く): 40969514

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 101, 110, 202, 275, 505, 550, 701, 1010, 1111, 1402, 2222, 2525, 3505, 5050, 5555, 7010, 7711, 11110, 15422, 17525, 27775, 35050, 38555, 55550, 70801, 77110, 141602, 192775, 354005, 385550, 708010, 778811, 1557622, 1770025, 3540050, 3894055, 7788110, 19470275, 38940550]

約数ペア:

[(1, 38940550), (2, 19470275), (5, 7788110), (10, 3894055), (11, 3540050), (22, 1770025), (25, 1557622), (50, 778811), (55, 708010), (101, 385550), (110, 354005), (202, 192775), (275, 141602), (505, 77110), (550, 70801), (701, 55550), (1010, 38555), (1111, 35050), (1402, 27775), (2222, 17525), (2525, 15422), (3505, 11110), (5050, 7711), (5555, 7010)]