205544175

素因数分解:

$3^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{307}}^1$

素因数の和:512

約数の個数: 48

約数和(自身を含む): 348311040

約数和(自身を除く): 142766865

約数列:

[1, 3, 5, 15, 25, 75, 79, 113, 237, 307, 339, 395, 565, 921, 1185, 1535, 1695, 1975, 2825, 4605, 5925, 7675, 8475, 8927, 23025, 24253, 26781, 34691, 44635, 72759, 104073, 121265, 133905, 173455, 223175, 363795, 520365, 606325, 669525, 867275, 1818975, 2601825, 2740589, 8221767, 13702945, 41108835, 68514725, 205544175]

約数ペア:

[(1, 205544175), (3, 68514725), (5, 41108835), (15, 13702945), (25, 8221767), (75, 2740589), (79, 2601825), (113, 1818975), (237, 867275), (307, 669525), (339, 606325), (395, 520365), (565, 363795), (921, 223175), (1185, 173455), (1535, 133905), (1695, 121265), (1975, 104073), (2825, 72759), (4605, 44635), (5925, 34691), (7675, 26781), (8475, 24253), (8927, 23025)]