85270625

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:267

約数の個数: 40

約数和(自身を含む): 118462080

約数和(自身を除く): 33191455

約数列:

[1, 5, 11, 25, 55, 79, 125, 157, 275, 395, 625, 785, 869, 1375, 1727, 1975, 3925, 4345, 6875, 8635, 9875, 12403, 19625, 21725, 43175, 49375, 62015, 98125, 108625, 136433, 215875, 310075, 543125, 682165, 1079375, 1550375, 3410825, 7751875, 17054125, 85270625]

約数ペア:

[(1, 85270625), (5, 17054125), (11, 7751875), (25, 3410825), (55, 1550375), (79, 1079375), (125, 682165), (157, 543125), (275, 310075), (395, 215875), (625, 136433), (785, 108625), (869, 98125), (1375, 62015), (1727, 49375), (1975, 43175), (3925, 21725), (4345, 19625), (6875, 12403), (8635, 9875)]