90980110

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{9857}}^1$

素因数の和:9948

約数の個数: 32

約数和(自身を含む): 178863552

約数和(自身を除く): 87883442

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 355, 710, 923, 1846, 4615, 9230, 9857, 19714, 49285, 98570, 128141, 256282, 640705, 699847, 1281410, 1399694, 3499235, 6998470, 9098011, 18196022, 45490055, 90980110]

約数ペア:

[(1, 90980110), (2, 45490055), (5, 18196022), (10, 9098011), (13, 6998470), (26, 3499235), (65, 1399694), (71, 1281410), (130, 699847), (142, 640705), (355, 256282), (710, 128141), (923, 98570), (1846, 49285), (4615, 19714), (9230, 9857)]