71315180

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{677}}^1$

素因数の和:938

約数の個数: 48

約数和(自身を含む): 157187520

約数和(自身を除く): 85872340

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 229, 230, 458, 460, 677, 916, 1145, 1354, 2290, 2708, 3385, 4580, 5267, 6770, 10534, 13540, 15571, 21068, 26335, 31142, 52670, 62284, 77855, 105340, 155033, 155710, 310066, 311420, 620132, 775165, 1550330, 3100660, 3565759, 7131518, 14263036, 17828795, 35657590, 71315180]

約数ペア:

[(1, 71315180), (2, 35657590), (4, 17828795), (5, 14263036), (10, 7131518), (20, 3565759), (23, 3100660), (46, 1550330), (92, 775165), (115, 620132), (229, 311420), (230, 310066), (458, 155710), (460, 155033), (677, 105340), (916, 77855), (1145, 62284), (1354, 52670), (2290, 31142), (2708, 26335), (3385, 21068), (4580, 15571), (5267, 13540), (6770, 10534)]