53319890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21587}}^1$

素因数の和:21626

約数の個数: 32

約数和(自身を含む): 108803520

約数和(自身を除く): 55483630

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 21587, 43174, 107935, 215870, 280631, 410153, 561262, 820306, 1403155, 2050765, 2806310, 4101530, 5331989, 10663978, 26659945, 53319890]

約数ペア:

[(1, 53319890), (2, 26659945), (5, 10663978), (10, 5331989), (13, 4101530), (19, 2806310), (26, 2050765), (38, 1403155), (65, 820306), (95, 561262), (130, 410153), (190, 280631), (247, 215870), (494, 107935), (1235, 43174), (2470, 21587)]