99108880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{409}}^1$

素因数の和:668

約数の個数: 80

約数和(自身を含む): 249827760

約数和(自身を除く): 150718880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 233, 260, 409, 466, 520, 818, 932, 1040, 1165, 1636, 1864, 2045, 2330, 3029, 3272, 3728, 4090, 4660, 5317, 6058, 6544, 8180, 9320, 10634, 12116, 15145, 16360, 18640, 21268, 24232, 26585, 30290, 32720, 42536, 48464, 53170, 60580, 85072, 95297, 106340, 121160, 190594, 212680, 242320, 381188, 425360, 476485, 762376, 952970, 1238861, 1524752, 1905940, 2477722, 3811880, 4955444, 6194305, 7623760, 9910888, 12388610, 19821776, 24777220, 49554440, 99108880]

約数ペア:

[(1, 99108880), (2, 49554440), (4, 24777220), (5, 19821776), (8, 12388610), (10, 9910888), (13, 7623760), (16, 6194305), (20, 4955444), (26, 3811880), (40, 2477722), (52, 1905940), (65, 1524752), (80, 1238861), (104, 952970), (130, 762376), (208, 476485), (233, 425360), (260, 381188), (409, 242320), (466, 212680), (520, 190594), (818, 121160), (932, 106340), (1040, 95297), (1165, 85072), (1636, 60580), (1864, 53170), (2045, 48464), (2330, 42536), (3029, 32720), (3272, 30290), (3728, 26585), (4090, 24232), (4660, 21268), (5317, 18640), (6058, 16360), (6544, 15145), (8180, 12116), (9320, 10634)]