165420290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{5171}}^1$

素因数の和:5642

約数の個数: 32

約数和(自身を含む): 341103744

約数和(自身を除く): 175683454

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 457, 914, 2285, 3199, 4570, 5171, 6398, 10342, 15995, 25855, 31990, 36197, 51710, 72394, 180985, 361970, 2363147, 4726294, 11815735, 16542029, 23631470, 33084058, 82710145, 165420290]

約数ペア:

[(1, 165420290), (2, 82710145), (5, 33084058), (7, 23631470), (10, 16542029), (14, 11815735), (35, 4726294), (70, 2363147), (457, 361970), (914, 180985), (2285, 72394), (3199, 51710), (4570, 36197), (5171, 31990), (6398, 25855), (10342, 15995)]