49654540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{190979}}^1$

素因数の和:191001

約数の個数: 24

約数和(自身を含む): 112296240

約数和(自身を除く): 62641700

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 190979, 381958, 763916, 954895, 1909790, 2482727, 3819580, 4965454, 9930908, 12413635, 24827270, 49654540]

約数ペア:

[(1, 49654540), (2, 24827270), (4, 12413635), (5, 9930908), (10, 4965454), (13, 3819580), (20, 2482727), (26, 1909790), (52, 954895), (65, 763916), (130, 381958), (260, 190979)]