90502790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{2017}}^1$

素因数の和:2672

約数の個数: 32

約数和(自身を含む): 186560064

約数和(自身を除く): 96057274

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 641, 1282, 2017, 3205, 4034, 4487, 6410, 8974, 10085, 14119, 20170, 22435, 28238, 44870, 70595, 141190, 1292897, 2585794, 6464485, 9050279, 12928970, 18100558, 45251395, 90502790]

約数ペア:

[(1, 90502790), (2, 45251395), (5, 18100558), (7, 12928970), (10, 9050279), (14, 6464485), (35, 2585794), (70, 1292897), (641, 141190), (1282, 70595), (2017, 44870), (3205, 28238), (4034, 22435), (4487, 20170), (6410, 14119), (8974, 10085)]