25388775

素因数分解:

$3^3\times 5^2\times {\mathrm{29}}^1\times {\mathrm{1297}}^1$

素因数の和:1345

約数の個数: 48

約数和(自身を含む): 48285600

約数和(自身を除く): 22896825

約数列:

[1, 3, 5, 9, 15, 25, 27, 29, 45, 75, 87, 135, 145, 225, 261, 435, 675, 725, 783, 1297, 1305, 2175, 3891, 3915, 6485, 6525, 11673, 19455, 19575, 32425, 35019, 37613, 58365, 97275, 112839, 175095, 188065, 291825, 338517, 564195, 875475, 940325, 1015551, 1692585, 2820975, 5077755, 8462925, 25388775]

約数ペア:

[(1, 25388775), (3, 8462925), (5, 5077755), (9, 2820975), (15, 1692585), (25, 1015551), (27, 940325), (29, 875475), (45, 564195), (75, 338517), (87, 291825), (135, 188065), (145, 175095), (225, 112839), (261, 97275), (435, 58365), (675, 37613), (725, 35019), (783, 32425), (1297, 19575), (1305, 19455), (2175, 11673), (3891, 6525), (3915, 6485)]