24681475

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{571}}^1$

素因数の和:620

約数の個数: 48

約数和(自身を含む): 39719680

約数和(自身を除く): 15038205

約数列:

[1, 5, 7, 13, 19, 25, 35, 65, 91, 95, 133, 175, 247, 325, 455, 475, 571, 665, 1235, 1729, 2275, 2855, 3325, 3997, 6175, 7423, 8645, 10849, 14275, 19985, 37115, 43225, 51961, 54245, 75943, 99925, 141037, 185575, 259805, 271225, 379715, 705185, 987259, 1299025, 1898575, 3525925, 4936295, 24681475]

約数ペア:

[(1, 24681475), (5, 4936295), (7, 3525925), (13, 1898575), (19, 1299025), (25, 987259), (35, 705185), (65, 379715), (91, 271225), (95, 259805), (133, 185575), (175, 141037), (247, 99925), (325, 75943), (455, 54245), (475, 51961), (571, 43225), (665, 37115), (1235, 19985), (1729, 14275), (2275, 10849), (2855, 8645), (3325, 7423), (3997, 6175)]