258052120

素因数分解:

$2^3\times 5^1\times {\mathrm{701}}^1\times {\mathrm{9203}}^1$

素因数の和:9915

約数の個数: 32

約数和(自身を含む): 581508720

約数和(自身を除く): 323456600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 701, 1402, 2804, 3505, 5608, 7010, 9203, 14020, 18406, 28040, 36812, 46015, 73624, 92030, 184060, 368120, 6451303, 12902606, 25805212, 32256515, 51610424, 64513030, 129026060, 258052120]

約数ペア:

[(1, 258052120), (2, 129026060), (4, 64513030), (5, 51610424), (8, 32256515), (10, 25805212), (20, 12902606), (40, 6451303), (701, 368120), (1402, 184060), (2804, 92030), (3505, 73624), (5608, 46015), (7010, 36812), (9203, 28040), (14020, 18406)]