242555900

素因数分解:

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

素因数の和:6771

約数の個数: 54

約数和(自身を含む): 555589440

約数和(自身を除く): 313033540

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 361, 380, 475, 722, 950, 1444, 1805, 1900, 3610, 6719, 7220, 9025, 13438, 18050, 26876, 33595, 36100, 67190, 127661, 134380, 167975, 255322, 335950, 510644, 638305, 671900, 1276610, 2425559, 2553220, 3191525, 4851118, 6383050, 9702236, 12127795, 12766100, 24255590, 48511180, 60638975, 121277950, 242555900]

約数ペア:

[(1, 242555900), (2, 121277950), (4, 60638975), (5, 48511180), (10, 24255590), (19, 12766100), (20, 12127795), (25, 9702236), (38, 6383050), (50, 4851118), (76, 3191525), (95, 2553220), (100, 2425559), (190, 1276610), (361, 671900), (380, 638305), (475, 510644), (722, 335950), (950, 255322), (1444, 167975), (1805, 134380), (1900, 127661), (3610, 67190), (6719, 36100), (7220, 33595), (9025, 26876), (13438, 18050)]