66780505

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 96066432

約数和(自身を除く): 29285927

約数列:

[1, 5, 11, 17, 43, 55, 85, 121, 151, 187, 215, 473, 605, 731, 755, 935, 1661, 2057, 2365, 2567, 3655, 5203, 6493, 8041, 8305, 10285, 12835, 18271, 26015, 28237, 32465, 40205, 71423, 88451, 91355, 110381, 141185, 310607, 357115, 442255, 551905, 785653, 1214191, 1553035, 3928265, 6070955, 13356101, 66780505]

約数ペア:

[(1, 66780505), (5, 13356101), (11, 6070955), (17, 3928265), (43, 1553035), (55, 1214191), (85, 785653), (121, 551905), (151, 442255), (187, 357115), (215, 310607), (473, 141185), (605, 110381), (731, 91355), (755, 88451), (935, 71423), (1661, 40205), (2057, 32465), (2365, 28237), (2567, 26015), (3655, 18271), (5203, 12835), (6493, 10285), (8041, 8305)]