2217775

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:88

約数の個数: 48

約数和(自身を含む): 3571200

約数和(自身を除く): 1353425

約数列:

[1, 5, 7, 19, 23, 25, 29, 35, 95, 115, 133, 145, 161, 175, 203, 437, 475, 551, 575, 665, 667, 725, 805, 1015, 2185, 2755, 3059, 3325, 3335, 3857, 4025, 4669, 5075, 10925, 12673, 13775, 15295, 16675, 19285, 23345, 63365, 76475, 88711, 96425, 116725, 316825, 443555, 2217775]

約数ペア:

[(1, 2217775), (5, 443555), (7, 316825), (19, 116725), (23, 96425), (25, 88711), (29, 76475), (35, 63365), (95, 23345), (115, 19285), (133, 16675), (145, 15295), (161, 13775), (175, 12673), (203, 10925), (437, 5075), (475, 4669), (551, 4025), (575, 3857), (665, 3335), (667, 3325), (725, 3059), (805, 2755), (1015, 2185)]