156212420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{85831}}^1$

素因数の和:85860

約数の個数: 48

約数和(自身を含む): 403753728

約数和(自身を除く): 247541308

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 85831, 171662, 343324, 429155, 600817, 858310, 1115803, 1201634, 1716620, 2231606, 2403268, 3004085, 4463212, 5579015, 6008170, 7810621, 11158030, 12016340, 15621242, 22316060, 31242484, 39053105, 78106210, 156212420]

約数ペア:

[(1, 156212420), (2, 78106210), (4, 39053105), (5, 31242484), (7, 22316060), (10, 15621242), (13, 12016340), (14, 11158030), (20, 7810621), (26, 6008170), (28, 5579015), (35, 4463212), (52, 3004085), (65, 2403268), (70, 2231606), (91, 1716620), (130, 1201634), (140, 1115803), (182, 858310), (260, 600817), (364, 429155), (455, 343324), (910, 171662), (1820, 85831)]