8752280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:300

約数の個数: 64

約数和(自身を含む): 21293280

約数和(自身を除く): 12541000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 61, 68, 85, 122, 136, 170, 211, 244, 305, 340, 422, 488, 610, 680, 844, 1037, 1055, 1220, 1688, 2074, 2110, 2440, 3587, 4148, 4220, 5185, 7174, 8296, 8440, 10370, 12871, 14348, 17935, 20740, 25742, 28696, 35870, 41480, 51484, 64355, 71740, 102968, 128710, 143480, 218807, 257420, 437614, 514840, 875228, 1094035, 1750456, 2188070, 4376140, 8752280]

約数ペア:

[(1, 8752280), (2, 4376140), (4, 2188070), (5, 1750456), (8, 1094035), (10, 875228), (17, 514840), (20, 437614), (34, 257420), (40, 218807), (61, 143480), (68, 128710), (85, 102968), (122, 71740), (136, 64355), (170, 51484), (211, 41480), (244, 35870), (305, 28696), (340, 25742), (422, 20740), (488, 17935), (610, 14348), (680, 12871), (844, 10370), (1037, 8440), (1055, 8296), (1220, 7174), (1688, 5185), (2074, 4220), (2110, 4148), (2440, 3587)]