129885860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{607}}^1\times {\mathrm{823}}^1$

素因数の和:1452

約数の個数: 48

約数和(自身を含む): 294583296

約数和(自身を除く): 164697436

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 607, 823, 1214, 1646, 2428, 3035, 3292, 4115, 6070, 7891, 8230, 10699, 12140, 15782, 16460, 21398, 31564, 39455, 42796, 53495, 78910, 106990, 157820, 213980, 499561, 999122, 1998244, 2497805, 4995610, 6494293, 9991220, 12988586, 25977172, 32471465, 64942930, 129885860]

約数ペア:

[(1, 129885860), (2, 64942930), (4, 32471465), (5, 25977172), (10, 12988586), (13, 9991220), (20, 6494293), (26, 4995610), (52, 2497805), (65, 1998244), (130, 999122), (260, 499561), (607, 213980), (823, 157820), (1214, 106990), (1646, 78910), (2428, 53495), (3035, 42796), (3292, 39455), (4115, 31564), (6070, 21398), (7891, 16460), (8230, 15782), (10699, 12140)]