65228120

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{14431}}^1$

素因数の和:14555

約数の個数: 32

約数和(自身を含む): 148072320

約数和(自身を除く): 82844200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 14431, 28862, 57724, 72155, 115448, 144310, 288620, 577240, 1630703, 3261406, 6522812, 8153515, 13045624, 16307030, 32614060, 65228120]

約数ペア:

[(1, 65228120), (2, 32614060), (4, 16307030), (5, 13045624), (8, 8153515), (10, 6522812), (20, 3261406), (40, 1630703), (113, 577240), (226, 288620), (452, 144310), (565, 115448), (904, 72155), (1130, 57724), (2260, 28862), (4520, 14431)]