51994720

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:308

約数の個数: 96

約数和(自身を含む): 130636800

約数和(自身を除く): 78642080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 71, 80, 92, 115, 142, 160, 184, 199, 230, 284, 355, 368, 398, 460, 568, 710, 736, 796, 920, 995, 1136, 1420, 1592, 1633, 1840, 1990, 2272, 2840, 3184, 3266, 3680, 3980, 4577, 5680, 6368, 6532, 7960, 8165, 9154, 11360, 13064, 14129, 15920, 16330, 18308, 22885, 26128, 28258, 31840, 32660, 36616, 45770, 52256, 56516, 65320, 70645, 73232, 91540, 113032, 130640, 141290, 146464, 183080, 226064, 261280, 282580, 324967, 366160, 452128, 565160, 649934, 732320, 1130320, 1299868, 1624835, 2260640, 2599736, 3249670, 5199472, 6499340, 10398944, 12998680, 25997360, 51994720]

約数ペア:

[(1, 51994720), (2, 25997360), (4, 12998680), (5, 10398944), (8, 6499340), (10, 5199472), (16, 3249670), (20, 2599736), (23, 2260640), (32, 1624835), (40, 1299868), (46, 1130320), (71, 732320), (80, 649934), (92, 565160), (115, 452128), (142, 366160), (160, 324967), (184, 282580), (199, 261280), (230, 226064), (284, 183080), (355, 146464), (368, 141290), (398, 130640), (460, 113032), (568, 91540), (710, 73232), (736, 70645), (796, 65320), (920, 56516), (995, 52256), (1136, 45770), (1420, 36616), (1592, 32660), (1633, 31840), (1840, 28258), (1990, 26128), (2272, 22885), (2840, 18308), (3184, 16330), (3266, 15920), (3680, 14129), (3980, 13064), (4577, 11360), (5680, 9154), (6368, 8165), (6532, 7960)]