53989960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79397}}^1$

素因数の和:79425

約数の個数: 32

約数和(自身を含む): 128624760

約数和(自身を除く): 74634800

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 79397, 158794, 317588, 396985, 635176, 793970, 1349749, 1587940, 2699498, 3175880, 5398996, 6748745, 10797992, 13497490, 26994980, 53989960]

約数ペア:

[(1, 53989960), (2, 26994980), (4, 13497490), (5, 10797992), (8, 6748745), (10, 5398996), (17, 3175880), (20, 2699498), (34, 1587940), (40, 1349749), (68, 793970), (85, 635176), (136, 396985), (170, 317588), (340, 158794), (680, 79397)]