20168850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{10343}}^1$

素因数の和:10371

約数の個数: 48

約数和(自身を含む): 53871552

約数和(自身を除く): 33702702

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 10343, 20686, 31029, 51715, 62058, 103430, 134459, 155145, 258575, 268918, 310290, 403377, 517150, 672295, 775725, 806754, 1344590, 1551450, 2016885, 3361475, 4033770, 6722950, 10084425, 20168850]

約数ペア:

[(1, 20168850), (2, 10084425), (3, 6722950), (5, 4033770), (6, 3361475), (10, 2016885), (13, 1551450), (15, 1344590), (25, 806754), (26, 775725), (30, 672295), (39, 517150), (50, 403377), (65, 310290), (75, 268918), (78, 258575), (130, 155145), (150, 134459), (195, 103430), (325, 62058), (390, 51715), (650, 31029), (975, 20686), (1950, 10343)]