67764375

素因数分解:

$3^2\times 5^4\times 7^1\times {\mathrm{1721}}^1$

素因数の和:1754

約数の個数: 60

約数和(自身を含む): 139867728

約数和(自身を除く): 72103353

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 125, 175, 225, 315, 375, 525, 625, 875, 1125, 1575, 1721, 1875, 2625, 4375, 5163, 5625, 7875, 8605, 12047, 13125, 15489, 25815, 36141, 39375, 43025, 60235, 77445, 108423, 129075, 180705, 215125, 301175, 387225, 542115, 645375, 903525, 1075625, 1505875, 1936125, 2710575, 3226875, 4517625, 7529375, 9680625, 13552875, 22588125, 67764375]

約数ペア:

[(1, 67764375), (3, 22588125), (5, 13552875), (7, 9680625), (9, 7529375), (15, 4517625), (21, 3226875), (25, 2710575), (35, 1936125), (45, 1505875), (63, 1075625), (75, 903525), (105, 645375), (125, 542115), (175, 387225), (225, 301175), (315, 215125), (375, 180705), (525, 129075), (625, 108423), (875, 77445), (1125, 60235), (1575, 43025), (1721, 39375), (1875, 36141), (2625, 25815), (4375, 15489), (5163, 13125), (5625, 12047), (7875, 8605)]