204620650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{13687}}^1$

素因数の和:13735

約数の個数: 48

約数和(自身を含む): 427722624

約数和(自身を除く): 223101974

約数列:

[1, 2, 5, 10, 13, 23, 25, 26, 46, 50, 65, 115, 130, 230, 299, 325, 575, 598, 650, 1150, 1495, 2990, 7475, 13687, 14950, 27374, 68435, 136870, 177931, 314801, 342175, 355862, 629602, 684350, 889655, 1574005, 1779310, 3148010, 4092413, 4448275, 7870025, 8184826, 8896550, 15740050, 20462065, 40924130, 102310325, 204620650]

約数ペア:

[(1, 204620650), (2, 102310325), (5, 40924130), (10, 20462065), (13, 15740050), (23, 8896550), (25, 8184826), (26, 7870025), (46, 4448275), (50, 4092413), (65, 3148010), (115, 1779310), (130, 1574005), (230, 889655), (299, 684350), (325, 629602), (575, 355862), (598, 342175), (650, 314801), (1150, 177931), (1495, 136870), (2990, 68435), (7475, 27374), (13687, 14950)]