202395640

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{1171}}^1$

素因数の和:1360

約数の個数: 64

約数和(自身を含む): 474660000

約数和(自身を除く): 272264360

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 149, 232, 290, 298, 580, 596, 745, 1160, 1171, 1192, 1490, 2342, 2980, 4321, 4684, 5855, 5960, 8642, 9368, 11710, 17284, 21605, 23420, 33959, 34568, 43210, 46840, 67918, 86420, 135836, 169795, 172840, 174479, 271672, 339590, 348958, 679180, 697916, 872395, 1358360, 1395832, 1744790, 3489580, 5059891, 6979160, 10119782, 20239564, 25299455, 40479128, 50598910, 101197820, 202395640]

約数ペア:

[(1, 202395640), (2, 101197820), (4, 50598910), (5, 40479128), (8, 25299455), (10, 20239564), (20, 10119782), (29, 6979160), (40, 5059891), (58, 3489580), (116, 1744790), (145, 1395832), (149, 1358360), (232, 872395), (290, 697916), (298, 679180), (580, 348958), (596, 339590), (745, 271672), (1160, 174479), (1171, 172840), (1192, 169795), (1490, 135836), (2342, 86420), (2980, 67918), (4321, 46840), (4684, 43210), (5855, 34568), (5960, 33959), (8642, 23420), (9368, 21605), (11710, 17284)]