225517890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{578251}}^1$

素因数の和:578274

約数の個数: 32

約数和(自身を含む): 582878016

約数和(自身を除く): 357360126

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 578251, 1156502, 1734753, 2891255, 3469506, 5782510, 7517263, 8673765, 15034526, 17347530, 22551789, 37586315, 45103578, 75172630, 112758945, 225517890]

約数ペア:

[(1, 225517890), (2, 112758945), (3, 75172630), (5, 45103578), (6, 37586315), (10, 22551789), (13, 17347530), (15, 15034526), (26, 8673765), (30, 7517263), (39, 5782510), (65, 3469506), (78, 2891255), (130, 1734753), (195, 1156502), (390, 578251)]