68535740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37657}}^1$

素因数の和:37686

約数の個数: 48

約数和(自身を含む): 177143232

約数和(自身を除く): 108607492

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, 37657, 75314, 150628, 188285, 263599, 376570, 489541, 527198, 753140, 979082, 1054396, 1317995, 1958164, 2447705, 2635990, 3426787, 4895410, 5271980, 6853574, 9790820, 13707148, 17133935, 34267870, 68535740]

約数ペア:

[(1, 68535740), (2, 34267870), (4, 17133935), (5, 13707148), (7, 9790820), (10, 6853574), (13, 5271980), (14, 4895410), (20, 3426787), (26, 2635990), (28, 2447705), (35, 1958164), (52, 1317995), (65, 1054396), (70, 979082), (91, 753140), (130, 527198), (140, 489541), (182, 376570), (260, 263599), (364, 188285), (455, 150628), (910, 75314), (1820, 37657)]