90202060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{26687}}^1$

素因数の和:26722

約数の個数: 36

約数和(自身を含む): 205123968

約数和(自身を除く): 114921908

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 26687, 53374, 106748, 133435, 266870, 346931, 533740, 693862, 1387724, 1734655, 3469310, 4510103, 6938620, 9020206, 18040412, 22550515, 45101030, 90202060]

約数ペア:

[(1, 90202060), (2, 45101030), (4, 22550515), (5, 18040412), (10, 9020206), (13, 6938620), (20, 4510103), (26, 3469310), (52, 1734655), (65, 1387724), (130, 693862), (169, 533740), (260, 346931), (338, 266870), (676, 133435), (845, 106748), (1690, 53374), (3380, 26687)]