80597580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{191899}}^1$

素因数の和:191918

約数の個数: 48

約数和(自身を含む): 257913600

約数和(自身を除く): 177316020

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, 191899, 383798, 575697, 767596, 959495, 1151394, 1343293, 1918990, 2302788, 2686586, 2878485, 3837980, 4029879, 5373172, 5756970, 6716465, 8059758, 11513940, 13432930, 16119516, 20149395, 26865860, 40298790, 80597580]

約数ペア:

[(1, 80597580), (2, 40298790), (3, 26865860), (4, 20149395), (5, 16119516), (6, 13432930), (7, 11513940), (10, 8059758), (12, 6716465), (14, 5756970), (15, 5373172), (20, 4029879), (21, 3837980), (28, 2878485), (30, 2686586), (35, 2302788), (42, 1918990), (60, 1343293), (70, 1151394), (84, 959495), (105, 767596), (140, 575697), (210, 383798), (420, 191899)]