261625

素因数分解:

$5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1$

素因数の和:58

約数の個数: 32

約数和(自身を含む): 419328

約数和(自身を除く): 157703

約数列:

[1, 5, 7, 13, 23, 25, 35, 65, 91, 115, 125, 161, 175, 299, 325, 455, 575, 805, 875, 1495, 1625, 2093, 2275, 2875, 4025, 7475, 10465, 11375, 20125, 37375, 52325, 261625]

約数ペア:

[(1, 261625), (5, 52325), (7, 37375), (13, 20125), (23, 11375), (25, 10465), (35, 7475), (65, 4025), (91, 2875), (115, 2275), (125, 2093), (161, 1625), (175, 1495), (299, 875), (325, 805), (455, 575)]