72861160

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{877}}^1$

素因数の和:986

約数の個数: 64

約数和(自身を含む): 171947520

約数和(自身を除く): 99086360

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 67, 124, 134, 155, 248, 268, 310, 335, 536, 620, 670, 877, 1240, 1340, 1754, 2077, 2680, 3508, 4154, 4385, 7016, 8308, 8770, 10385, 16616, 17540, 20770, 27187, 35080, 41540, 54374, 58759, 83080, 108748, 117518, 135935, 217496, 235036, 271870, 293795, 470072, 543740, 587590, 1087480, 1175180, 1821529, 2350360, 3643058, 7286116, 9107645, 14572232, 18215290, 36430580, 72861160]

約数ペア:

[(1, 72861160), (2, 36430580), (4, 18215290), (5, 14572232), (8, 9107645), (10, 7286116), (20, 3643058), (31, 2350360), (40, 1821529), (62, 1175180), (67, 1087480), (124, 587590), (134, 543740), (155, 470072), (248, 293795), (268, 271870), (310, 235036), (335, 217496), (536, 135935), (620, 117518), (670, 108748), (877, 83080), (1240, 58759), (1340, 54374), (1754, 41540), (2077, 35080), (2680, 27187), (3508, 20770), (4154, 17540), (4385, 16616), (7016, 10385), (8308, 8770)]