64989392

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{10079}}^1$

素因数の和:10131

約数の個数: 40

約数和(自身を含む): 139991040

約数和(自身を除く): 75001648

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 10079, 20158, 40316, 80632, 131027, 161264, 262054, 312449, 524108, 624898, 1048216, 1249796, 2096432, 2499592, 4061837, 4999184, 8123674, 16247348, 32494696, 64989392]

約数ペア:

[(1, 64989392), (2, 32494696), (4, 16247348), (8, 8123674), (13, 4999184), (16, 4061837), (26, 2499592), (31, 2096432), (52, 1249796), (62, 1048216), (104, 624898), (124, 524108), (208, 312449), (248, 262054), (403, 161264), (496, 131027), (806, 80632), (1612, 40316), (3224, 20158), (6448, 10079)]