77986610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{3821}}^1$

素因数の和:3998

約数の個数: 32

約数和(自身を含む): 152176752

約数和(自身を除く): 74190142

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 157, 314, 785, 1570, 2041, 3821, 4082, 7642, 10205, 19105, 20410, 38210, 49673, 99346, 248365, 496730, 599897, 1199794, 2999485, 5998970, 7798661, 15597322, 38993305, 77986610]

約数ペア:

[(1, 77986610), (2, 38993305), (5, 15597322), (10, 7798661), (13, 5998970), (26, 2999485), (65, 1199794), (130, 599897), (157, 496730), (314, 248365), (785, 99346), (1570, 49673), (2041, 38210), (3821, 20410), (4082, 19105), (7642, 10205)]