64802825

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{601}}^1$

素因数の和:857

約数の個数: 24

約数和(自身を含む): 85098720

約数和(自身を除く): 20295895

約数列:

[1, 5, 19, 25, 95, 227, 475, 601, 1135, 3005, 4313, 5675, 11419, 15025, 21565, 57095, 107825, 136427, 285475, 682135, 2592113, 3410675, 12960565, 64802825]

約数ペア:

[(1, 64802825), (5, 12960565), (19, 3410675), (25, 2592113), (95, 682135), (227, 285475), (475, 136427), (601, 107825), (1135, 57095), (3005, 21565), (4313, 15025), (5675, 11419)]