61299220

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{12211}}^1$

素因数の和:12471

約数の個数: 24

約数和(自身を含む): 129251808

約数和(自身を除く): 67952588

約数列:

[1, 2, 4, 5, 10, 20, 251, 502, 1004, 1255, 2510, 5020, 12211, 24422, 48844, 61055, 122110, 244220, 3064961, 6129922, 12259844, 15324805, 30649610, 61299220]

約数ペア:

[(1, 61299220), (2, 30649610), (4, 15324805), (5, 12259844), (10, 6129922), (20, 3064961), (251, 244220), (502, 122110), (1004, 61055), (1255, 48844), (2510, 24422), (5020, 12211)]