42555625

素因数分解:

$5^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:235

約数の個数: 40

約数和(自身を含む): 62080128

約数和(自身を除く): 19524503

約数列:

[1, 5, 7, 25, 35, 71, 125, 137, 175, 355, 497, 625, 685, 875, 959, 1775, 2485, 3425, 4375, 4795, 8875, 9727, 12425, 17125, 23975, 44375, 48635, 62125, 68089, 85625, 119875, 243175, 310625, 340445, 599375, 1215875, 1702225, 6079375, 8511125, 42555625]

約数ペア:

[(1, 42555625), (5, 8511125), (7, 6079375), (25, 1702225), (35, 1215875), (71, 599375), (125, 340445), (137, 310625), (175, 243175), (355, 119875), (497, 85625), (625, 68089), (685, 62125), (875, 48635), (959, 44375), (1775, 23975), (2485, 17125), (3425, 12425), (4375, 9727), (4795, 8875)]