181696580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{22543}}^1$

素因数の和:22596

約数の個数: 48

約数和(自身を含む): 424187904

約数和(自身を除く): 242491324

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, 22543, 45086, 90172, 112715, 225430, 293059, 450860, 586118, 698833, 1172236, 1397666, 1465295, 2795332, 2930590, 3494165, 5861180, 6988330, 9084829, 13976660, 18169658, 36339316, 45424145, 90848290, 181696580]

約数ペア:

[(1, 181696580), (2, 90848290), (4, 45424145), (5, 36339316), (10, 18169658), (13, 13976660), (20, 9084829), (26, 6988330), (31, 5861180), (52, 3494165), (62, 2930590), (65, 2795332), (124, 1465295), (130, 1397666), (155, 1172236), (260, 698833), (310, 586118), (403, 450860), (620, 293059), (806, 225430), (1612, 112715), (2015, 90172), (4030, 45086), (8060, 22543)]