71618475

素因数分解:

$3^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 122150912

約数和(自身を除く): 50532437

約数列:

[1, 3, 5, 15, 25, 73, 75, 103, 127, 219, 309, 365, 381, 515, 635, 1095, 1545, 1825, 1905, 2575, 3175, 5475, 7519, 7725, 9271, 9525, 13081, 22557, 27813, 37595, 39243, 46355, 65405, 112785, 139065, 187975, 196215, 231775, 327025, 563925, 695325, 954913, 981075, 2864739, 4774565, 14323695, 23872825, 71618475]

約数ペア:

[(1, 71618475), (3, 23872825), (5, 14323695), (15, 4774565), (25, 2864739), (73, 981075), (75, 954913), (103, 695325), (127, 563925), (219, 327025), (309, 231775), (365, 196215), (381, 187975), (515, 139065), (635, 112785), (1095, 65405), (1545, 46355), (1825, 39243), (1905, 37595), (2575, 27813), (3175, 22557), (5475, 13081), (7519, 9525), (7725, 9271)]