68802645

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{277}}^1\times {\mathrm{571}}^1$

素因数の和:885

約数の個数: 32

約数和(自身を含む): 114491520

約数和(自身を除く): 45688875

約数列:

[1, 3, 5, 15, 29, 87, 145, 277, 435, 571, 831, 1385, 1713, 2855, 4155, 8033, 8565, 16559, 24099, 40165, 49677, 82795, 120495, 158167, 248385, 474501, 790835, 2372505, 4586843, 13760529, 22934215, 68802645]

約数ペア:

[(1, 68802645), (3, 22934215), (5, 13760529), (15, 4586843), (29, 2372505), (87, 790835), (145, 474501), (277, 248385), (435, 158167), (571, 120495), (831, 82795), (1385, 49677), (1713, 40165), (2855, 24099), (4155, 16559), (8033, 8565)]