72369790

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{4091}}^1$

素因数の和:4188

約数の個数: 32

約数和(自身を含む): 137000160

約数和(自身を除く): 64630370

約数列:

[1, 2, 5, 10, 29, 58, 61, 122, 145, 290, 305, 610, 1769, 3538, 4091, 8182, 8845, 17690, 20455, 40910, 118639, 237278, 249551, 499102, 593195, 1186390, 1247755, 2495510, 7236979, 14473958, 36184895, 72369790]

約数ペア:

[(1, 72369790), (2, 36184895), (5, 14473958), (10, 7236979), (29, 2495510), (58, 1247755), (61, 1186390), (122, 593195), (145, 499102), (290, 249551), (305, 237278), (610, 118639), (1769, 40910), (3538, 20455), (4091, 17690), (8182, 8845)]