77443925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 111367872

約数和(自身を除く): 33923947

約数列:

[1, 5, 13, 17, 25, 65, 85, 107, 131, 221, 325, 425, 535, 655, 1105, 1391, 1703, 1819, 2227, 2675, 3275, 5525, 6955, 8515, 9095, 11135, 14017, 23647, 28951, 34775, 42575, 45475, 55675, 70085, 118235, 144755, 182221, 238289, 350425, 591175, 723775, 911105, 1191445, 3097757, 4555525, 5957225, 15488785, 77443925]

約数ペア:

[(1, 77443925), (5, 15488785), (13, 5957225), (17, 4555525), (25, 3097757), (65, 1191445), (85, 911105), (107, 723775), (131, 591175), (221, 350425), (325, 238289), (425, 182221), (535, 144755), (655, 118235), (1105, 70085), (1391, 55675), (1703, 45475), (1819, 42575), (2227, 34775), (2675, 28951), (3275, 23647), (5525, 14017), (6955, 11135), (8515, 9095)]