200859580

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^2\times {\mathrm{2699}}^1$

素因数の和:2830

約数の個数: 36

約数和(自身を含む): 428992200

約数和(自身を除く): 228132620

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 2699, 3721, 5398, 7442, 10796, 13495, 14884, 18605, 26990, 37210, 53980, 74420, 164639, 329278, 658556, 823195, 1646390, 3292780, 10042979, 20085958, 40171916, 50214895, 100429790, 200859580]

約数ペア:

[(1, 200859580), (2, 100429790), (4, 50214895), (5, 40171916), (10, 20085958), (20, 10042979), (61, 3292780), (122, 1646390), (244, 823195), (305, 658556), (610, 329278), (1220, 164639), (2699, 74420), (3721, 53980), (5398, 37210), (7442, 26990), (10796, 18605), (13495, 14884)]