64212590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{25997}}^1$

素因数の和:26036

約数の個数: 32

約数和(自身を含む): 131029920

約数和(自身を除く): 66817330

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 25997, 51994, 129985, 259970, 337961, 493943, 675922, 987886, 1689805, 2469715, 3379610, 4939430, 6421259, 12842518, 32106295, 64212590]

約数ペア:

[(1, 64212590), (2, 32106295), (5, 12842518), (10, 6421259), (13, 4939430), (19, 3379610), (26, 2469715), (38, 1689805), (65, 987886), (95, 675922), (130, 493943), (190, 337961), (247, 259970), (494, 129985), (1235, 51994), (2470, 25997)]