159632020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{3527}}^1$

素因数の和:3640

約数の個数: 48

約数和(自身を含む): 350880768

約数和(自身を除く): 191248748

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 73, 124, 146, 155, 292, 310, 365, 620, 730, 1460, 2263, 3527, 4526, 7054, 9052, 11315, 14108, 17635, 22630, 35270, 45260, 70540, 109337, 218674, 257471, 437348, 514942, 546685, 1029884, 1093370, 1287355, 2186740, 2574710, 5149420, 7981601, 15963202, 31926404, 39908005, 79816010, 159632020]

約数ペア:

[(1, 159632020), (2, 79816010), (4, 39908005), (5, 31926404), (10, 15963202), (20, 7981601), (31, 5149420), (62, 2574710), (73, 2186740), (124, 1287355), (146, 1093370), (155, 1029884), (292, 546685), (310, 514942), (365, 437348), (620, 257471), (730, 218674), (1460, 109337), (2263, 70540), (3527, 45260), (4526, 35270), (7054, 22630), (9052, 17635), (11315, 14108)]