25288575

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{701}}^1$

素因数の和:764

約数の個数: 48

約数和(自身を含む): 46309536

約数和(自身を除く): 21020961

約数列:

[1, 3, 5, 13, 15, 25, 37, 39, 65, 75, 111, 185, 195, 325, 481, 555, 701, 925, 975, 1443, 2103, 2405, 2775, 3505, 7215, 9113, 10515, 12025, 17525, 25937, 27339, 36075, 45565, 52575, 77811, 129685, 136695, 227825, 337181, 389055, 648425, 683475, 1011543, 1685905, 1945275, 5057715, 8429525, 25288575]

約数ペア:

[(1, 25288575), (3, 8429525), (5, 5057715), (13, 1945275), (15, 1685905), (25, 1011543), (37, 683475), (39, 648425), (65, 389055), (75, 337181), (111, 227825), (185, 136695), (195, 129685), (325, 77811), (481, 52575), (555, 45565), (701, 36075), (925, 27339), (975, 25937), (1443, 17525), (2103, 12025), (2405, 10515), (2775, 9113), (3505, 7215)]