158464900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2029}}^1$

素因数の和:2125

約数の個数: 72

約数和(自身を含む): 380600640

約数和(自身を除く): 222135740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 71, 100, 110, 142, 220, 275, 284, 355, 550, 710, 781, 1100, 1420, 1562, 1775, 2029, 3124, 3550, 3905, 4058, 7100, 7810, 8116, 10145, 15620, 19525, 20290, 22319, 39050, 40580, 44638, 50725, 78100, 89276, 101450, 111595, 144059, 202900, 223190, 288118, 446380, 557975, 576236, 720295, 1115950, 1440590, 1584649, 2231900, 2881180, 3169298, 3601475, 6338596, 7202950, 7923245, 14405900, 15846490, 31692980, 39616225, 79232450, 158464900]

約数ペア:

[(1, 158464900), (2, 79232450), (4, 39616225), (5, 31692980), (10, 15846490), (11, 14405900), (20, 7923245), (22, 7202950), (25, 6338596), (44, 3601475), (50, 3169298), (55, 2881180), (71, 2231900), (100, 1584649), (110, 1440590), (142, 1115950), (220, 720295), (275, 576236), (284, 557975), (355, 446380), (550, 288118), (710, 223190), (781, 202900), (1100, 144059), (1420, 111595), (1562, 101450), (1775, 89276), (2029, 78100), (3124, 50725), (3550, 44638), (3905, 40580), (4058, 39050), (7100, 22319), (7810, 20290), (8116, 19525), (10145, 15620)]