66560620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2953}}^1$

素因数の和:2999

約数の個数: 72

約数和(自身を含む): 169725024

約数和(自身を除く): 103164404

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 140, 161, 196, 230, 245, 322, 460, 490, 644, 805, 980, 1127, 1610, 2254, 2953, 3220, 4508, 5635, 5906, 11270, 11812, 14765, 20671, 22540, 29530, 41342, 59060, 67919, 82684, 103355, 135838, 144697, 206710, 271676, 289394, 339595, 413420, 475433, 578788, 679190, 723485, 950866, 1358380, 1446970, 1901732, 2377165, 2893940, 3328031, 4754330, 6656062, 9508660, 13312124, 16640155, 33280310, 66560620]

約数ペア:

[(1, 66560620), (2, 33280310), (4, 16640155), (5, 13312124), (7, 9508660), (10, 6656062), (14, 4754330), (20, 3328031), (23, 2893940), (28, 2377165), (35, 1901732), (46, 1446970), (49, 1358380), (70, 950866), (92, 723485), (98, 679190), (115, 578788), (140, 475433), (161, 413420), (196, 339595), (230, 289394), (245, 271676), (322, 206710), (460, 144697), (490, 135838), (644, 103355), (805, 82684), (980, 67919), (1127, 59060), (1610, 41342), (2254, 29530), (2953, 22540), (3220, 20671), (4508, 14765), (5635, 11812), (5906, 11270)]