25566640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1709}}^1$

素因数の和:1750

約数の個数: 80

約数和(自身を含む): 68700960

約数和(自身を除く): 43134320

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 374, 440, 680, 748, 880, 935, 1360, 1496, 1709, 1870, 2992, 3418, 3740, 6836, 7480, 8545, 13672, 14960, 17090, 18799, 27344, 29053, 34180, 37598, 58106, 68360, 75196, 93995, 116212, 136720, 145265, 150392, 187990, 232424, 290530, 300784, 319583, 375980, 464848, 581060, 639166, 751960, 1162120, 1278332, 1503920, 1597915, 2324240, 2556664, 3195830, 5113328, 6391660, 12783320, 25566640]

約数ペア:

[(1, 25566640), (2, 12783320), (4, 6391660), (5, 5113328), (8, 3195830), (10, 2556664), (11, 2324240), (16, 1597915), (17, 1503920), (20, 1278332), (22, 1162120), (34, 751960), (40, 639166), (44, 581060), (55, 464848), (68, 375980), (80, 319583), (85, 300784), (88, 290530), (110, 232424), (136, 187990), (170, 150392), (176, 145265), (187, 136720), (220, 116212), (272, 93995), (340, 75196), (374, 68360), (440, 58106), (680, 37598), (748, 34180), (880, 29053), (935, 27344), (1360, 18799), (1496, 17090), (1709, 14960), (1870, 13672), (2992, 8545), (3418, 7480), (3740, 6836)]