64528048

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{310231}}^1$

素因数の和:310252

約数の個数: 20

約数和(自身を含む): 134640688

約数和(自身を除く): 70112640

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 310231, 620462, 1240924, 2481848, 4033003, 4963696, 8066006, 16132012, 32264024, 64528048]

約数ペア:

[(1, 64528048), (2, 32264024), (4, 16132012), (8, 8066006), (13, 4963696), (16, 4033003), (26, 2481848), (52, 1240924), (104, 620462), (208, 310231)]