164520460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{2521}}^1$

素因数の和:2794

約数の個数: 48

約数和(自身を含む): 373699872

約数和(自身を除く): 209179412

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 251, 260, 502, 1004, 1255, 2510, 2521, 3263, 5020, 5042, 6526, 10084, 12605, 13052, 16315, 25210, 32630, 32773, 50420, 65260, 65546, 131092, 163865, 327730, 632771, 655460, 1265542, 2531084, 3163855, 6327710, 8226023, 12655420, 16452046, 32904092, 41130115, 82260230, 164520460]

約数ペア:

[(1, 164520460), (2, 82260230), (4, 41130115), (5, 32904092), (10, 16452046), (13, 12655420), (20, 8226023), (26, 6327710), (52, 3163855), (65, 2531084), (130, 1265542), (251, 655460), (260, 632771), (502, 327730), (1004, 163865), (1255, 131092), (2510, 65546), (2521, 65260), (3263, 50420), (5020, 32773), (5042, 32630), (6526, 25210), (10084, 16315), (12605, 13052)]