38531225

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{491}}^1$

素因数の和:617

約数の個数: 24

約数和(自身を含む): 49660512

約数和(自身を除く): 11129287

約数列:

[1, 5, 25, 43, 73, 215, 365, 491, 1075, 1825, 2455, 3139, 12275, 15695, 21113, 35843, 78475, 105565, 179215, 527825, 896075, 1541249, 7706245, 38531225]

約数ペア:

[(1, 38531225), (5, 7706245), (25, 1541249), (43, 896075), (73, 527825), (215, 179215), (365, 105565), (491, 78475), (1075, 35843), (1825, 21113), (2455, 15695), (3139, 12275)]