153669220

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{97259}}^1$

素因数の和:97347

約数の個数: 24

約数和(自身を含む): 326793600

約数和(自身を除く): 173124380

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 97259, 194518, 389036, 486295, 972590, 1945180, 7683461, 15366922, 30733844, 38417305, 76834610, 153669220]

約数ペア:

[(1, 153669220), (2, 76834610), (4, 38417305), (5, 30733844), (10, 15366922), (20, 7683461), (79, 1945180), (158, 972590), (316, 486295), (395, 389036), (790, 194518), (1580, 97259)]