450981505

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{1201}}^1$

素因数の和:1381

約数の個数: 32

約数和(自身を含む): 599749920

約数和(自身を除く): 148768415

約数列:

[1, 5, 13, 53, 65, 109, 265, 545, 689, 1201, 1417, 3445, 5777, 6005, 7085, 15613, 28885, 63653, 75101, 78065, 130909, 318265, 375505, 654545, 827489, 1701817, 4137445, 6938177, 8509085, 34690885, 90196301, 450981505]

約数ペア:

[(1, 450981505), (5, 90196301), (13, 34690885), (53, 8509085), (65, 6938177), (109, 4137445), (265, 1701817), (545, 827489), (689, 654545), (1201, 375505), (1417, 318265), (3445, 130909), (5777, 78065), (6005, 75101), (7085, 63653), (15613, 28885)]