39892450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{4721}}^1$

素因数の和:4759

約数の個数: 36

約数和(自身を含む): 80363718

約数和(自身を除く): 40471268

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 169, 325, 338, 650, 845, 1690, 4225, 4721, 8450, 9442, 23605, 47210, 61373, 118025, 122746, 236050, 306865, 613730, 797849, 1534325, 1595698, 3068650, 3989245, 7978490, 19946225, 39892450]

約数ペア:

[(1, 39892450), (2, 19946225), (5, 7978490), (10, 3989245), (13, 3068650), (25, 1595698), (26, 1534325), (50, 797849), (65, 613730), (130, 306865), (169, 236050), (325, 122746), (338, 118025), (650, 61373), (845, 47210), (1690, 23605), (4225, 9442), (4721, 8450)]