71838520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{10627}}^1$

素因数の和:10664

約数の個数: 48

約数和(自身を含む): 175043160

約数和(自身を除く): 103204640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 10627, 21254, 42508, 53135, 85016, 106270, 138151, 212540, 276302, 425080, 552604, 690755, 1105208, 1381510, 1795963, 2763020, 3591926, 5526040, 7183852, 8979815, 14367704, 17959630, 35919260, 71838520]

約数ペア:

[(1, 71838520), (2, 35919260), (4, 17959630), (5, 14367704), (8, 8979815), (10, 7183852), (13, 5526040), (20, 3591926), (26, 2763020), (40, 1795963), (52, 1381510), (65, 1105208), (104, 690755), (130, 552604), (169, 425080), (260, 276302), (338, 212540), (520, 138151), (676, 106270), (845, 85016), (1352, 53135), (1690, 42508), (3380, 21254), (6760, 10627)]