8210363020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{809}}^1\times {\mathrm{16369}}^1$

素因数の和:17218

約数の個数: 48

約数和(自身を含む): 17821036800

約数和(自身を除く): 9610673780

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 809, 1618, 3236, 4045, 8090, 16180, 16369, 25079, 32738, 50158, 65476, 81845, 100316, 125395, 163690, 250790, 327380, 501580, 507439, 1014878, 2029756, 2537195, 5074390, 10148780, 13242521, 26485042, 52970084, 66212605, 132425210, 264850420, 410518151, 821036302, 1642072604, 2052590755, 4105181510, 8210363020]

約数ペア:

[(1, 8210363020), (2, 4105181510), (4, 2052590755), (5, 1642072604), (10, 821036302), (20, 410518151), (31, 264850420), (62, 132425210), (124, 66212605), (155, 52970084), (310, 26485042), (620, 13242521), (809, 10148780), (1618, 5074390), (3236, 2537195), (4045, 2029756), (8090, 1014878), (16180, 507439), (16369, 501580), (25079, 327380), (32738, 250790), (50158, 163690), (65476, 125395), (81845, 100316)]