157280325

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1249}}^1$

素因数の和:1358

約数の個数: 48

約数和(自身を含む): 275280000

約数和(自身を除く): 117999675

約数列:

[1, 3, 5, 15, 23, 25, 69, 73, 75, 115, 219, 345, 365, 575, 1095, 1249, 1679, 1725, 1825, 3747, 5037, 5475, 6245, 8395, 18735, 25185, 28727, 31225, 41975, 86181, 91177, 93675, 125925, 143635, 273531, 430905, 455885, 718175, 1367655, 2097071, 2154525, 2279425, 6291213, 6838275, 10485355, 31456065, 52426775, 157280325]

約数ペア:

[(1, 157280325), (3, 52426775), (5, 31456065), (15, 10485355), (23, 6838275), (25, 6291213), (69, 2279425), (73, 2154525), (75, 2097071), (115, 1367655), (219, 718175), (345, 455885), (365, 430905), (575, 273531), (1095, 143635), (1249, 125925), (1679, 93675), (1725, 91177), (1825, 86181), (3747, 41975), (5037, 31225), (5475, 28727), (6245, 25185), (8395, 18735)]