313830417620

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{491}}^1\times {\mathrm{165587}}^1$

素因数の和:166280

約数の個数: 48

約数和(自身を含む): 663811823808

約数和(自身を除く): 349981406188

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 491, 772, 965, 982, 1930, 1964, 2455, 3860, 4910, 9820, 94763, 165587, 189526, 331174, 379052, 473815, 662348, 827935, 947630, 1655870, 1895260, 3311740, 31958291, 63916582, 81303217, 127833164, 159791455, 162606434, 319582910, 325212868, 406516085, 639165820, 813032170, 1626064340, 15691520881, 31383041762, 62766083524, 78457604405, 156915208810, 313830417620]

約数ペア:

[(1, 313830417620), (2, 156915208810), (4, 78457604405), (5, 62766083524), (10, 31383041762), (20, 15691520881), (193, 1626064340), (386, 813032170), (491, 639165820), (772, 406516085), (965, 325212868), (982, 319582910), (1930, 162606434), (1964, 159791455), (2455, 127833164), (3860, 81303217), (4910, 63916582), (9820, 31958291), (94763, 3311740), (165587, 1895260), (189526, 1655870), (331174, 947630), (379052, 827935), (473815, 662348)]