72613892

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{163}}^1\times {\mathrm{659}}^1$

素因数の和:852

約数の個数: 36

約数和(自身を含む): 138655440

約数和(自身を除く): 66041548

約数列:

[1, 2, 4, 13, 26, 52, 163, 169, 326, 338, 652, 659, 676, 1318, 2119, 2636, 4238, 8476, 8567, 17134, 27547, 34268, 55094, 107417, 110188, 111371, 214834, 222742, 429668, 445484, 1396421, 2792842, 5585684, 18153473, 36306946, 72613892]

約数ペア:

[(1, 72613892), (2, 36306946), (4, 18153473), (13, 5585684), (26, 2792842), (52, 1396421), (163, 445484), (169, 429668), (326, 222742), (338, 214834), (652, 111371), (659, 110188), (676, 107417), (1318, 55094), (2119, 34268), (2636, 27547), (4238, 17134), (8476, 8567)]