61856680

素因数分解:

$2^3\times 5^1\times {\mathrm{823}}^1\times {\mathrm{1879}}^1$

素因数の和:2713

約数の個数: 32

約数和(自身を含む): 139420800

約数和(自身を除く): 77564120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 823, 1646, 1879, 3292, 3758, 4115, 6584, 7516, 8230, 9395, 15032, 16460, 18790, 32920, 37580, 75160, 1546417, 3092834, 6185668, 7732085, 12371336, 15464170, 30928340, 61856680]

約数ペア:

[(1, 61856680), (2, 30928340), (4, 15464170), (5, 12371336), (8, 7732085), (10, 6185668), (20, 3092834), (40, 1546417), (823, 75160), (1646, 37580), (1879, 32920), (3292, 18790), (3758, 16460), (4115, 15032), (6584, 9395), (7516, 8230)]