71643260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3881}}^1$

素因数の和:3974

約数の個数: 48

約数和(自身を含む): 164348352

約数和(自身を除く): 92705092

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 260, 284, 355, 710, 923, 1420, 1846, 3692, 3881, 4615, 7762, 9230, 15524, 18460, 19405, 38810, 50453, 77620, 100906, 201812, 252265, 275551, 504530, 551102, 1009060, 1102204, 1377755, 2755510, 3582163, 5511020, 7164326, 14328652, 17910815, 35821630, 71643260]

約数ペア:

[(1, 71643260), (2, 35821630), (4, 17910815), (5, 14328652), (10, 7164326), (13, 5511020), (20, 3582163), (26, 2755510), (52, 1377755), (65, 1102204), (71, 1009060), (130, 551102), (142, 504530), (260, 275551), (284, 252265), (355, 201812), (710, 100906), (923, 77620), (1420, 50453), (1846, 38810), (3692, 19405), (3881, 18460), (4615, 15524), (7762, 9230)]