201011900

素因数分解:

$2^2\times 5^2\times {\mathrm{691}}^1\times {\mathrm{2909}}^1$

素因数の和:3614

約数の個数: 36

約数和(自身を含む): 436977240

約数和(自身を除く): 235965340

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 691, 1382, 2764, 2909, 3455, 5818, 6910, 11636, 13820, 14545, 17275, 29090, 34550, 58180, 69100, 72725, 145450, 290900, 2010119, 4020238, 8040476, 10050595, 20101190, 40202380, 50252975, 100505950, 201011900]

約数ペア:

[(1, 201011900), (2, 100505950), (4, 50252975), (5, 40202380), (10, 20101190), (20, 10050595), (25, 8040476), (50, 4020238), (100, 2010119), (691, 290900), (1382, 145450), (2764, 72725), (2909, 69100), (3455, 58180), (5818, 34550), (6910, 29090), (11636, 17275), (13820, 14545)]