72436725

素因数分解:

$3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{7487}}^1$

素因数の和:7546

約数の個数: 36

約数和(自身を含む): 132777216

約数和(自身を除く): 60340491

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 75, 129, 215, 225, 387, 645, 1075, 1935, 3225, 7487, 9675, 22461, 37435, 67383, 112305, 187175, 321941, 336915, 561525, 965823, 1609705, 1684575, 2897469, 4829115, 8048525, 14487345, 24145575, 72436725]

約数ペア:

[(1, 72436725), (3, 24145575), (5, 14487345), (9, 8048525), (15, 4829115), (25, 2897469), (43, 1684575), (45, 1609705), (75, 965823), (129, 561525), (215, 336915), (225, 321941), (387, 187175), (645, 112305), (1075, 67383), (1935, 37435), (3225, 22461), (7487, 9675)]