7936512680

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{479}}^1\times {\mathrm{10103}}^1$

素因数の和:10634

約数の個数: 64

約数和(自身を含む): 18332697600

約数和(自身を除く): 10396184920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 479, 820, 958, 1640, 1916, 2395, 3832, 4790, 9580, 10103, 19160, 19639, 20206, 39278, 40412, 50515, 78556, 80824, 98195, 101030, 157112, 196390, 202060, 392780, 404120, 414223, 785560, 828446, 1656892, 2071115, 3313784, 4142230, 4839337, 8284460, 9678674, 16568920, 19357348, 24196685, 38714696, 48393370, 96786740, 193573480, 198412817, 396825634, 793651268, 992064085, 1587302536, 1984128170, 3968256340, 7936512680]

約数ペア:

[(1, 7936512680), (2, 3968256340), (4, 1984128170), (5, 1587302536), (8, 992064085), (10, 793651268), (20, 396825634), (40, 198412817), (41, 193573480), (82, 96786740), (164, 48393370), (205, 38714696), (328, 24196685), (410, 19357348), (479, 16568920), (820, 9678674), (958, 8284460), (1640, 4839337), (1916, 4142230), (2395, 3313784), (3832, 2071115), (4790, 1656892), (9580, 828446), (10103, 785560), (19160, 414223), (19639, 404120), (20206, 392780), (39278, 202060), (40412, 196390), (50515, 157112), (78556, 101030), (80824, 98195)]