65136520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{95789}}^1$

素因数の和:95817

約数の個数: 32

約数和(自身を含む): 155179800

約数和(自身を除く): 90043280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 95789, 191578, 383156, 478945, 766312, 957890, 1628413, 1915780, 3256826, 3831560, 6513652, 8142065, 13027304, 16284130, 32568260, 65136520]

約数ペア:

[(1, 65136520), (2, 32568260), (4, 16284130), (5, 13027304), (8, 8142065), (10, 6513652), (17, 3831560), (20, 3256826), (34, 1915780), (40, 1628413), (68, 957890), (85, 766312), (136, 478945), (170, 383156), (340, 191578), (680, 95789)]