17961570850

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{41981}}^1$

素因数の和:42235

約数の個数: 48

約数和(自身を含む): 34358068800

約数和(自身を除く): 16396497950

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 199, 215, 398, 430, 995, 1075, 1990, 2150, 4975, 8557, 9950, 17114, 41981, 42785, 83962, 85570, 209905, 213925, 419810, 427850, 1049525, 1805183, 2099050, 3610366, 8354219, 9025915, 16708438, 18051830, 41771095, 45129575, 83542190, 90259150, 208855475, 359231417, 417710950, 718462834, 1796157085, 3592314170, 8980785425, 17961570850]

約数ペア:

[(1, 17961570850), (2, 8980785425), (5, 3592314170), (10, 1796157085), (25, 718462834), (43, 417710950), (50, 359231417), (86, 208855475), (199, 90259150), (215, 83542190), (398, 45129575), (430, 41771095), (995, 18051830), (1075, 16708438), (1990, 9025915), (2150, 8354219), (4975, 3610366), (8557, 2099050), (9950, 1805183), (17114, 1049525), (41981, 427850), (42785, 419810), (83962, 213925), (85570, 209905)]