80940540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{25453}}^1$

素因数の和:25518

約数の個数: 48

約数和(自身を含む): 230918688

約数和(自身を除く): 149978148

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 212, 265, 318, 530, 636, 795, 1060, 1590, 3180, 25453, 50906, 76359, 101812, 127265, 152718, 254530, 305436, 381795, 509060, 763590, 1349009, 1527180, 2698018, 4047027, 5396036, 6745045, 8094054, 13490090, 16188108, 20235135, 26980180, 40470270, 80940540]

約数ペア:

[(1, 80940540), (2, 40470270), (3, 26980180), (4, 20235135), (5, 16188108), (6, 13490090), (10, 8094054), (12, 6745045), (15, 5396036), (20, 4047027), (30, 2698018), (53, 1527180), (60, 1349009), (106, 763590), (159, 509060), (212, 381795), (265, 305436), (318, 254530), (530, 152718), (636, 127265), (795, 101812), (1060, 76359), (1590, 50906), (3180, 25453)]