53949550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{521}}^1$

素因数の和:661

約数の個数: 48

約数和(自身を含む): 106801200

約数和(自身を除く): 52851650

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 109, 190, 218, 475, 521, 545, 950, 1042, 1090, 2071, 2605, 2725, 4142, 5210, 5450, 9899, 10355, 13025, 19798, 20710, 26050, 49495, 51775, 56789, 98990, 103550, 113578, 247475, 283945, 494950, 567890, 1078991, 1419725, 2157982, 2839450, 5394955, 10789910, 26974775, 53949550]

約数ペア:

[(1, 53949550), (2, 26974775), (5, 10789910), (10, 5394955), (19, 2839450), (25, 2157982), (38, 1419725), (50, 1078991), (95, 567890), (109, 494950), (190, 283945), (218, 247475), (475, 113578), (521, 103550), (545, 98990), (950, 56789), (1042, 51775), (1090, 49495), (2071, 26050), (2605, 20710), (2725, 19798), (4142, 13025), (5210, 10355), (5450, 9899)]