125131890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{320851}}^1$

素因数の和:320874

約数の個数: 32

約数和(自身を含む): 323418816

約数和(自身を除く): 198286926

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 320851, 641702, 962553, 1604255, 1925106, 3208510, 4171063, 4812765, 8342126, 9625530, 12513189, 20855315, 25026378, 41710630, 62565945, 125131890]

約数ペア:

[(1, 125131890), (2, 62565945), (3, 41710630), (5, 25026378), (6, 20855315), (10, 12513189), (13, 9625530), (15, 8342126), (26, 4812765), (30, 4171063), (39, 3208510), (65, 1925106), (78, 1604255), (130, 962553), (195, 641702), (390, 320851)]