66747616

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{571}}^1$

素因数の和:875

約数の個数: 48

約数和(自身を含む): 142270128

約数和(自身を除く): 75522512

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 281, 416, 562, 571, 1124, 1142, 2248, 2284, 3653, 4496, 4568, 7306, 7423, 8992, 9136, 14612, 14846, 18272, 29224, 29692, 58448, 59384, 116896, 118768, 160451, 237536, 320902, 641804, 1283608, 2085863, 2567216, 4171726, 5134432, 8343452, 16686904, 33373808, 66747616]

約数ペア:

[(1, 66747616), (2, 33373808), (4, 16686904), (8, 8343452), (13, 5134432), (16, 4171726), (26, 2567216), (32, 2085863), (52, 1283608), (104, 641804), (208, 320902), (281, 237536), (416, 160451), (562, 118768), (571, 116896), (1124, 59384), (1142, 58448), (2248, 29692), (2284, 29224), (3653, 18272), (4496, 14846), (4568, 14612), (7306, 9136), (7423, 8992)]