800157020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{181031}}^1$

素因数の和:181070

約数の個数: 48

約数和(自身を含む): 1916042688

約数和(自身を除く): 1115885668

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 181031, 362062, 724124, 905155, 1810310, 2353403, 3077527, 3620620, 4706806, 6155054, 9413612, 11767015, 12310108, 15387635, 23534030, 30775270, 40007851, 47068060, 61550540, 80015702, 160031404, 200039255, 400078510, 800157020]

約数ペア:

[(1, 800157020), (2, 400078510), (4, 200039255), (5, 160031404), (10, 80015702), (13, 61550540), (17, 47068060), (20, 40007851), (26, 30775270), (34, 23534030), (52, 15387635), (65, 12310108), (68, 11767015), (85, 9413612), (130, 6155054), (170, 4706806), (221, 3620620), (260, 3077527), (340, 2353403), (442, 1810310), (884, 905155), (1105, 724124), (2210, 362062), (4420, 181031)]