72578625

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{643}}^1$

素因数の和:711

約数の個数: 64

約数和(自身を含む): 141453312

約数和(自身を除く): 68874687

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 43, 75, 105, 125, 129, 175, 215, 301, 375, 525, 643, 645, 875, 903, 1075, 1505, 1929, 2625, 3215, 3225, 4501, 4515, 5375, 7525, 9645, 13503, 16075, 16125, 22505, 22575, 27649, 37625, 48225, 67515, 80375, 82947, 112525, 112875, 138245, 193543, 241125, 337575, 414735, 562625, 580629, 691225, 967715, 1687875, 2073675, 2903145, 3456125, 4838575, 10368375, 14515725, 24192875, 72578625]

約数ペア:

[(1, 72578625), (3, 24192875), (5, 14515725), (7, 10368375), (15, 4838575), (21, 3456125), (25, 2903145), (35, 2073675), (43, 1687875), (75, 967715), (105, 691225), (125, 580629), (129, 562625), (175, 414735), (215, 337575), (301, 241125), (375, 193543), (525, 138245), (643, 112875), (645, 112525), (875, 82947), (903, 80375), (1075, 67515), (1505, 48225), (1929, 37625), (2625, 27649), (3215, 22575), (3225, 22505), (4501, 16125), (4515, 16075), (5375, 13503), (7525, 9645)]