251492170

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{6719}}^1$

素因数の和:6942

約数の個数: 32

約数和(自身を含む): 479001600

約数和(自身を除く): 227509430

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 197, 394, 985, 1970, 3743, 6719, 7486, 13438, 18715, 33595, 37430, 67190, 127661, 255322, 638305, 1276610, 1323643, 2647286, 6618215, 13236430, 25149217, 50298434, 125746085, 251492170]

約数ペア:

[(1, 251492170), (2, 125746085), (5, 50298434), (10, 25149217), (19, 13236430), (38, 6618215), (95, 2647286), (190, 1323643), (197, 1276610), (394, 638305), (985, 255322), (1970, 127661), (3743, 67190), (6719, 37430), (7486, 33595), (13438, 18715)]