28356625

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{503}}^1$

素因数の和:570

約数の個数: 32

約数和(自身を含む): 39626496

約数和(自身を除く): 11269871

約数列:

[1, 5, 11, 25, 41, 55, 125, 205, 275, 451, 503, 1025, 1375, 2255, 2515, 5125, 5533, 11275, 12575, 20623, 27665, 56375, 62875, 103115, 138325, 226853, 515575, 691625, 1134265, 2577875, 5671325, 28356625]

約数ペア:

[(1, 28356625), (5, 5671325), (11, 2577875), (25, 1134265), (41, 691625), (55, 515575), (125, 226853), (205, 138325), (275, 103115), (451, 62875), (503, 56375), (1025, 27665), (1375, 20623), (2255, 12575), (2515, 11275), (5125, 5533)]