80471580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{191599}}^1$

素因数の和:191618

約数の個数: 48

約数和(自身を含む): 257510400

約数和(自身を除く): 177038820

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 191599, 383198, 574797, 766396, 957995, 1149594, 1341193, 1915990, 2299188, 2682386, 2873985, 3831980, 4023579, 5364772, 5747970, 6705965, 8047158, 11495940, 13411930, 16094316, 20117895, 26823860, 40235790, 80471580]

約数ペア:

[(1, 80471580), (2, 40235790), (3, 26823860), (4, 20117895), (5, 16094316), (6, 13411930), (7, 11495940), (10, 8047158), (12, 6705965), (14, 5747970), (15, 5364772), (20, 4023579), (21, 3831980), (28, 2873985), (30, 2682386), (35, 2299188), (42, 1915990), (60, 1341193), (70, 1149594), (84, 957995), (105, 766396), (140, 574797), (210, 383198), (420, 191599)]