61704760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1109}}^1$

素因数の和:1240

約数の個数: 64

約数和(自身を含む): 151048800

約数和(自身を除く): 89344040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 107, 130, 214, 260, 428, 520, 535, 856, 1070, 1109, 1391, 2140, 2218, 2782, 4280, 4436, 5545, 5564, 6955, 8872, 11090, 11128, 13910, 14417, 22180, 27820, 28834, 44360, 55640, 57668, 72085, 115336, 118663, 144170, 237326, 288340, 474652, 576680, 593315, 949304, 1186630, 1542619, 2373260, 3085238, 4746520, 6170476, 7713095, 12340952, 15426190, 30852380, 61704760]

約数ペア:

[(1, 61704760), (2, 30852380), (4, 15426190), (5, 12340952), (8, 7713095), (10, 6170476), (13, 4746520), (20, 3085238), (26, 2373260), (40, 1542619), (52, 1186630), (65, 949304), (104, 593315), (107, 576680), (130, 474652), (214, 288340), (260, 237326), (428, 144170), (520, 118663), (535, 115336), (856, 72085), (1070, 57668), (1109, 55640), (1391, 44360), (2140, 28834), (2218, 27820), (2782, 22180), (4280, 14417), (4436, 13910), (5545, 11128), (5564, 11090), (6955, 8872)]