25988445

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:216

約数の個数: 80

約数和(自身を含む): 54362880

約数和(自身を除く): 28374435

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 89, 103, 105, 135, 189, 267, 309, 315, 405, 445, 515, 567, 623, 721, 801, 927, 945, 1335, 1545, 1869, 2163, 2403, 2781, 2835, 3115, 3605, 4005, 4635, 5607, 6489, 7209, 8343, 9167, 9345, 10815, 12015, 13905, 16821, 19467, 27501, 28035, 32445, 36045, 41715, 45835, 50463, 58401, 64169, 82503, 84105, 97335, 137505, 192507, 247509, 252315, 292005, 320845, 412515, 577521, 742527, 962535, 1237545, 1732563, 2887605, 3712635, 5197689, 8662815, 25988445]

約数ペア:

[(1, 25988445), (3, 8662815), (5, 5197689), (7, 3712635), (9, 2887605), (15, 1732563), (21, 1237545), (27, 962535), (35, 742527), (45, 577521), (63, 412515), (81, 320845), (89, 292005), (103, 252315), (105, 247509), (135, 192507), (189, 137505), (267, 97335), (309, 84105), (315, 82503), (405, 64169), (445, 58401), (515, 50463), (567, 45835), (623, 41715), (721, 36045), (801, 32445), (927, 28035), (945, 27501), (1335, 19467), (1545, 16821), (1869, 13905), (2163, 12015), (2403, 10815), (2781, 9345), (2835, 9167), (3115, 8343), (3605, 7209), (4005, 6489), (4635, 5607)]