153212540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{19009}}^1$

素因数の和:19062

約数の個数: 48

約数和(自身を含む): 357692160

約数和(自身を除く): 204479620

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 19009, 38018, 76036, 95045, 190090, 247117, 380180, 494234, 589279, 988468, 1178558, 1235585, 2357116, 2471170, 2946395, 4942340, 5892790, 7660627, 11785580, 15321254, 30642508, 38303135, 76606270, 153212540]

約数ペア:

[(1, 153212540), (2, 76606270), (4, 38303135), (5, 30642508), (10, 15321254), (13, 11785580), (20, 7660627), (26, 5892790), (31, 4942340), (52, 2946395), (62, 2471170), (65, 2357116), (124, 1235585), (130, 1178558), (155, 988468), (260, 589279), (310, 494234), (403, 380180), (620, 247117), (806, 190090), (1612, 95045), (2015, 76036), (4030, 38018), (8060, 19009)]