80872750

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1249}}^1$

素因数の和:1310

約数の個数: 64

約数和(自身を含む): 177840000

約数和(自身を除く): 96967250

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 37, 50, 70, 74, 125, 175, 185, 250, 259, 350, 370, 518, 875, 925, 1249, 1295, 1750, 1850, 2498, 2590, 4625, 6245, 6475, 8743, 9250, 12490, 12950, 17486, 31225, 32375, 43715, 46213, 62450, 64750, 87430, 92426, 156125, 218575, 231065, 312250, 323491, 437150, 462130, 646982, 1092875, 1155325, 1617455, 2185750, 2310650, 3234910, 5776625, 8087275, 11553250, 16174550, 40436375, 80872750]

約数ペア:

[(1, 80872750), (2, 40436375), (5, 16174550), (7, 11553250), (10, 8087275), (14, 5776625), (25, 3234910), (35, 2310650), (37, 2185750), (50, 1617455), (70, 1155325), (74, 1092875), (125, 646982), (175, 462130), (185, 437150), (250, 323491), (259, 312250), (350, 231065), (370, 218575), (518, 156125), (875, 92426), (925, 87430), (1249, 64750), (1295, 62450), (1750, 46213), (1850, 43715), (2498, 32375), (2590, 31225), (4625, 17486), (6245, 12950), (6475, 12490), (8743, 9250)]