66692240

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{20333}}^1$

素因数の和:20387

約数の個数: 40

約数和(自身を含む): 158849208

約数和(自身を除く): 92156968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 20333, 40666, 81332, 101665, 162664, 203330, 325328, 406660, 813320, 833653, 1626640, 1667306, 3334612, 4168265, 6669224, 8336530, 13338448, 16673060, 33346120, 66692240]

約数ペア:

[(1, 66692240), (2, 33346120), (4, 16673060), (5, 13338448), (8, 8336530), (10, 6669224), (16, 4168265), (20, 3334612), (40, 1667306), (41, 1626640), (80, 833653), (82, 813320), (164, 406660), (205, 325328), (328, 203330), (410, 162664), (656, 101665), (820, 81332), (1640, 40666), (3280, 20333)]