145912975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 204174432

約数和(自身を除く): 58261457

約数列:

[1, 5, 13, 25, 43, 53, 65, 197, 215, 265, 325, 559, 689, 985, 1075, 1325, 2279, 2561, 2795, 3445, 4925, 8471, 10441, 11395, 12805, 13975, 17225, 29627, 42355, 52205, 56975, 64025, 110123, 135733, 148135, 211775, 261025, 448963, 550615, 678665, 740675, 2244815, 2753075, 3393325, 5836519, 11224075, 29182595, 145912975]

約数ペア:

[(1, 145912975), (5, 29182595), (13, 11224075), (25, 5836519), (43, 3393325), (53, 2753075), (65, 2244815), (197, 740675), (215, 678665), (265, 550615), (325, 448963), (559, 261025), (689, 211775), (985, 148135), (1075, 135733), (1325, 110123), (2279, 64025), (2561, 56975), (2795, 52205), (3445, 42355), (4925, 29627), (8471, 17225), (10441, 13975), (11395, 12805)]