26412880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{233}}^1$

素因数の和:368

約数の個数: 80

約数和(自身を含む): 67026960

約数和(自身を除く): 40614080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 109, 130, 208, 218, 233, 260, 436, 466, 520, 545, 872, 932, 1040, 1090, 1165, 1417, 1744, 1864, 2180, 2330, 2834, 3029, 3728, 4360, 4660, 5668, 6058, 7085, 8720, 9320, 11336, 12116, 14170, 15145, 18640, 22672, 24232, 25397, 28340, 30290, 48464, 50794, 56680, 60580, 101588, 113360, 121160, 126985, 203176, 242320, 253970, 330161, 406352, 507940, 660322, 1015880, 1320644, 1650805, 2031760, 2641288, 3301610, 5282576, 6603220, 13206440, 26412880]

約数ペア:

[(1, 26412880), (2, 13206440), (4, 6603220), (5, 5282576), (8, 3301610), (10, 2641288), (13, 2031760), (16, 1650805), (20, 1320644), (26, 1015880), (40, 660322), (52, 507940), (65, 406352), (80, 330161), (104, 253970), (109, 242320), (130, 203176), (208, 126985), (218, 121160), (233, 113360), (260, 101588), (436, 60580), (466, 56680), (520, 50794), (545, 48464), (872, 30290), (932, 28340), (1040, 25397), (1090, 24232), (1165, 22672), (1417, 18640), (1744, 15145), (1864, 14170), (2180, 12116), (2330, 11336), (2834, 9320), (3029, 8720), (3728, 7085), (4360, 6058), (4660, 5668)]