65668850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3259}}^1$

素因数の和:3315

約数の個数: 48

約数和(自身を含む): 135824640

約数和(自身を除く): 70155790

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 130, 155, 310, 325, 403, 650, 775, 806, 1550, 2015, 3259, 4030, 6518, 10075, 16295, 20150, 32590, 42367, 81475, 84734, 101029, 162950, 202058, 211835, 423670, 505145, 1010290, 1059175, 1313377, 2118350, 2525725, 2626754, 5051450, 6566885, 13133770, 32834425, 65668850]

約数ペア:

[(1, 65668850), (2, 32834425), (5, 13133770), (10, 6566885), (13, 5051450), (25, 2626754), (26, 2525725), (31, 2118350), (50, 1313377), (62, 1059175), (65, 1010290), (130, 505145), (155, 423670), (310, 211835), (325, 202058), (403, 162950), (650, 101029), (775, 84734), (806, 81475), (1550, 42367), (2015, 32590), (3259, 20150), (4030, 16295), (6518, 10075)]