51915695

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{331}}^1$

素因数の和:495

約数の個数: 32

約数和(自身を含む): 71393280

約数和(自身を除く): 19477585

約数列:

[1, 5, 13, 19, 65, 95, 127, 247, 331, 635, 1235, 1651, 1655, 2413, 4303, 6289, 8255, 12065, 21515, 31369, 31445, 42037, 81757, 156845, 210185, 408785, 546481, 798703, 2732405, 3993515, 10383139, 51915695]

約数ペア:

[(1, 51915695), (5, 10383139), (13, 3993515), (19, 2732405), (65, 798703), (95, 546481), (127, 408785), (247, 210185), (331, 156845), (635, 81757), (1235, 42037), (1651, 31445), (1655, 31369), (2413, 21515), (4303, 12065), (6289, 8255)]