68259440

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{9587}}^1$

素因数の和:9689

約数の個数: 40

約数和(自身を含む): 160503120

約数和(自身を除く): 92243680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 9587, 19174, 38348, 47935, 76696, 95870, 153392, 191740, 383480, 766960, 853243, 1706486, 3412972, 4266215, 6825944, 8532430, 13651888, 17064860, 34129720, 68259440]

約数ペア:

[(1, 68259440), (2, 34129720), (4, 17064860), (5, 13651888), (8, 8532430), (10, 6825944), (16, 4266215), (20, 3412972), (40, 1706486), (80, 853243), (89, 766960), (178, 383480), (356, 191740), (445, 153392), (712, 95870), (890, 76696), (1424, 47935), (1780, 38348), (3560, 19174), (7120, 9587)]