71032840

素因数分解:

$2^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{7823}}^1$

素因数の和:8061

約数の個数: 32

約数和(自身を含む): 160548480

約数和(自身を除く): 89515640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 227, 454, 908, 1135, 1816, 2270, 4540, 7823, 9080, 15646, 31292, 39115, 62584, 78230, 156460, 312920, 1775821, 3551642, 7103284, 8879105, 14206568, 17758210, 35516420, 71032840]

約数ペア:

[(1, 71032840), (2, 35516420), (4, 17758210), (5, 14206568), (8, 8879105), (10, 7103284), (20, 3551642), (40, 1775821), (227, 312920), (454, 156460), (908, 78230), (1135, 62584), (1816, 39115), (2270, 31292), (4540, 15646), (7823, 9080)]