56752475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 80661504

約数和(自身を除く): 23909029

約数列:

[1, 5, 13, 25, 31, 43, 65, 131, 155, 215, 325, 403, 559, 655, 775, 1075, 1333, 1703, 2015, 2795, 3275, 4061, 5633, 6665, 8515, 10075, 13975, 17329, 20305, 28165, 33325, 42575, 52793, 73229, 86645, 101525, 140825, 174623, 263965, 366145, 433225, 873115, 1319825, 1830725, 2270099, 4365575, 11350495, 56752475]

約数ペア:

[(1, 56752475), (5, 11350495), (13, 4365575), (25, 2270099), (31, 1830725), (43, 1319825), (65, 873115), (131, 433225), (155, 366145), (215, 263965), (325, 174623), (403, 140825), (559, 101525), (655, 86645), (775, 73229), (1075, 52793), (1333, 42575), (1703, 33325), (2015, 28165), (2795, 20305), (3275, 17329), (4061, 13975), (5633, 10075), (6665, 8515)]