25618725280

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{324781}}^1$

素因数の和:324842

約数の個数: 96

約数和(自身を含む): 66294501840

約数和(自身を除く): 40675776560

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 32, 34, 40, 58, 68, 80, 85, 116, 136, 145, 160, 170, 232, 272, 290, 340, 464, 493, 544, 580, 680, 928, 986, 1160, 1360, 1972, 2320, 2465, 2720, 3944, 4640, 4930, 7888, 9860, 15776, 19720, 39440, 78880, 324781, 649562, 1299124, 1623905, 2598248, 3247810, 5196496, 5521277, 6495620, 9418649, 10392992, 11042554, 12991240, 18837298, 22085108, 25982480, 27606385, 37674596, 44170216, 47093245, 51964960, 55212770, 75349192, 88340432, 94186490, 110425540, 150698384, 160117033, 176680864, 188372980, 220851080, 301396768, 320234066, 376745960, 441702160, 640468132, 753491920, 800585165, 883404320, 1280936264, 1506983840, 1601170330, 2561872528, 3202340660, 5123745056, 6404681320, 12809362640, 25618725280]

約数ペア:

[(1, 25618725280), (2, 12809362640), (4, 6404681320), (5, 5123745056), (8, 3202340660), (10, 2561872528), (16, 1601170330), (17, 1506983840), (20, 1280936264), (29, 883404320), (32, 800585165), (34, 753491920), (40, 640468132), (58, 441702160), (68, 376745960), (80, 320234066), (85, 301396768), (116, 220851080), (136, 188372980), (145, 176680864), (160, 160117033), (170, 150698384), (232, 110425540), (272, 94186490), (290, 88340432), (340, 75349192), (464, 55212770), (493, 51964960), (544, 47093245), (580, 44170216), (680, 37674596), (928, 27606385), (986, 25982480), (1160, 22085108), (1360, 18837298), (1972, 12991240), (2320, 11042554), (2465, 10392992), (2720, 9418649), (3944, 6495620), (4640, 5521277), (4930, 5196496), (7888, 3247810), (9860, 2598248), (15776, 1623905), (19720, 1299124), (39440, 649562), (78880, 324781)]