89911900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{69163}}^1$

素因数の和:69190

約数の個数: 36

約数和(自身を含む): 210120232

約数和(自身を除く): 120208332

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 69163, 138326, 276652, 345815, 691630, 899119, 1383260, 1729075, 1798238, 3458150, 3596476, 4495595, 6916300, 8991190, 17982380, 22477975, 44955950, 89911900]

約数ペア:

[(1, 89911900), (2, 44955950), (4, 22477975), (5, 17982380), (10, 8991190), (13, 6916300), (20, 4495595), (25, 3596476), (26, 3458150), (50, 1798238), (52, 1729075), (65, 1383260), (100, 899119), (130, 691630), (260, 345815), (325, 276652), (650, 138326), (1300, 69163)]