78336680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{115201}}^1$

素因数の和:115229

約数の個数: 32

約数和(自身を含む): 186627240

約数和(自身を除く): 108290560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 115201, 230402, 460804, 576005, 921608, 1152010, 1958417, 2304020, 3916834, 4608040, 7833668, 9792085, 15667336, 19584170, 39168340, 78336680]

約数ペア:

[(1, 78336680), (2, 39168340), (4, 19584170), (5, 15667336), (8, 9792085), (10, 7833668), (17, 4608040), (20, 3916834), (34, 2304020), (40, 1958417), (68, 1152010), (85, 921608), (136, 576005), (170, 460804), (340, 230402), (680, 115201)]