200631680

素因数分解:

$2^7\times 5^1\times {\mathrm{227}}^1\times {\mathrm{1381}}^1$

素因数の和:1627

約数の個数: 64

約数和(自身を含む): 482096880

約数和(自身を除く): 281465200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 227, 320, 454, 640, 908, 1135, 1381, 1816, 2270, 2762, 3632, 4540, 5524, 6905, 7264, 9080, 11048, 13810, 14528, 18160, 22096, 27620, 29056, 36320, 44192, 55240, 72640, 88384, 110480, 145280, 176768, 220960, 313487, 441920, 626974, 883840, 1253948, 1567435, 2507896, 3134870, 5015792, 6269740, 10031584, 12539480, 20063168, 25078960, 40126336, 50157920, 100315840, 200631680]

約数ペア:

[(1, 200631680), (2, 100315840), (4, 50157920), (5, 40126336), (8, 25078960), (10, 20063168), (16, 12539480), (20, 10031584), (32, 6269740), (40, 5015792), (64, 3134870), (80, 2507896), (128, 1567435), (160, 1253948), (227, 883840), (320, 626974), (454, 441920), (640, 313487), (908, 220960), (1135, 176768), (1381, 145280), (1816, 110480), (2270, 88384), (2762, 72640), (3632, 55240), (4540, 44192), (5524, 36320), (6905, 29056), (7264, 27620), (9080, 22096), (11048, 18160), (13810, 14528)]