78922415

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 121347072

約数和(自身を除く): 42424657

約数列:

[1, 5, 11, 13, 17, 43, 55, 65, 85, 143, 151, 187, 215, 221, 473, 559, 715, 731, 755, 935, 1105, 1661, 1963, 2365, 2431, 2567, 2795, 3655, 6149, 6493, 8041, 8305, 9503, 9815, 12155, 12835, 21593, 28237, 30745, 32465, 33371, 40205, 47515, 71423, 84409, 104533, 107965, 110381, 141185, 166855, 357115, 367081, 422045, 522665, 551905, 928499, 1214191, 1434953, 1835405, 4642495, 6070955, 7174765, 15784483, 78922415]

約数ペア:

[(1, 78922415), (5, 15784483), (11, 7174765), (13, 6070955), (17, 4642495), (43, 1835405), (55, 1434953), (65, 1214191), (85, 928499), (143, 551905), (151, 522665), (187, 422045), (215, 367081), (221, 357115), (473, 166855), (559, 141185), (715, 110381), (731, 107965), (755, 104533), (935, 84409), (1105, 71423), (1661, 47515), (1963, 40205), (2365, 33371), (2431, 32465), (2567, 30745), (2795, 28237), (3655, 21593), (6149, 12835), (6493, 12155), (8041, 9815), (8305, 9503)]