161259160

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{24733}}^1$

素因数の和:24907

約数の個数: 32

約数和(自身を含む): 365073840

約数和(自身を除く): 203814680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 6520, 24733, 49466, 98932, 123665, 197864, 247330, 494660, 989320, 4031479, 8062958, 16125916, 20157395, 32251832, 40314790, 80629580, 161259160]

約数ペア:

[(1, 161259160), (2, 80629580), (4, 40314790), (5, 32251832), (8, 20157395), (10, 16125916), (20, 8062958), (40, 4031479), (163, 989320), (326, 494660), (652, 247330), (815, 197864), (1304, 123665), (1630, 98932), (3260, 49466), (6520, 24733)]