26968240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25931}}^1$

素因数の和:25957

約数の個数: 40

約数和(自身を含む): 67526928

約数和(自身を除く): 40558688

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 25931, 51862, 103724, 129655, 207448, 259310, 337103, 414896, 518620, 674206, 1037240, 1348412, 1685515, 2074480, 2696824, 3371030, 5393648, 6742060, 13484120, 26968240]

約数ペア:

[(1, 26968240), (2, 13484120), (4, 6742060), (5, 5393648), (8, 3371030), (10, 2696824), (13, 2074480), (16, 1685515), (20, 1348412), (26, 1037240), (40, 674206), (52, 518620), (65, 414896), (80, 337103), (104, 259310), (130, 207448), (208, 129655), (260, 103724), (520, 51862), (1040, 25931)]