65988260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{253801}}^1$

素因数の和:253823

約数の個数: 24

約数和(自身を含む): 149235576

約数和(自身を除く): 83247316

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 253801, 507602, 1015204, 1269005, 2538010, 3299413, 5076020, 6598826, 13197652, 16497065, 32994130, 65988260]

約数ペア:

[(1, 65988260), (2, 32994130), (4, 16497065), (5, 13197652), (10, 6598826), (13, 5076020), (20, 3299413), (26, 2538010), (52, 1269005), (65, 1015204), (130, 507602), (260, 253801)]