2054738875

素因数分解:

$5^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{563}}^1$

素因数の和:725

約数の個数: 64

約数和(自身を含む): 3035096064

約数和(自身を除く): 980357189

約数列:

[1, 5, 7, 25, 35, 43, 97, 125, 175, 215, 301, 485, 563, 679, 875, 1075, 1505, 2425, 2815, 3395, 3941, 4171, 5375, 7525, 12125, 14075, 16975, 19705, 20855, 24209, 29197, 37625, 54611, 70375, 84875, 98525, 104275, 121045, 145985, 169463, 273055, 382277, 492625, 521375, 605225, 729925, 847315, 1365275, 1911385, 2348273, 3026125, 3649625, 4236575, 6826375, 9556925, 11741365, 16437911, 21182875, 47784625, 58706825, 82189555, 293534125, 410947775, 2054738875]

約数ペア:

[(1, 2054738875), (5, 410947775), (7, 293534125), (25, 82189555), (35, 58706825), (43, 47784625), (97, 21182875), (125, 16437911), (175, 11741365), (215, 9556925), (301, 6826375), (485, 4236575), (563, 3649625), (679, 3026125), (875, 2348273), (1075, 1911385), (1505, 1365275), (2425, 847315), (2815, 729925), (3395, 605225), (3941, 521375), (4171, 492625), (5375, 382277), (7525, 273055), (12125, 169463), (14075, 145985), (16975, 121045), (19705, 104275), (20855, 98525), (24209, 84875), (29197, 70375), (37625, 54611)]