201019700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1361}}^1$

素因数の和:1593

約数の個数: 72

約数和(自身を含む): 501259584

約数和(自身を除く): 300239884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 211, 350, 422, 700, 844, 1055, 1361, 1477, 2110, 2722, 2954, 4220, 5275, 5444, 5908, 6805, 7385, 9527, 10550, 13610, 14770, 19054, 21100, 27220, 29540, 34025, 36925, 38108, 47635, 68050, 73850, 95270, 136100, 147700, 190540, 238175, 287171, 476350, 574342, 952700, 1148684, 1435855, 2010197, 2871710, 4020394, 5743420, 7179275, 8040788, 10050985, 14358550, 20101970, 28717100, 40203940, 50254925, 100509850, 201019700]

約数ペア:

[(1, 201019700), (2, 100509850), (4, 50254925), (5, 40203940), (7, 28717100), (10, 20101970), (14, 14358550), (20, 10050985), (25, 8040788), (28, 7179275), (35, 5743420), (50, 4020394), (70, 2871710), (100, 2010197), (140, 1435855), (175, 1148684), (211, 952700), (350, 574342), (422, 476350), (700, 287171), (844, 238175), (1055, 190540), (1361, 147700), (1477, 136100), (2110, 95270), (2722, 73850), (2954, 68050), (4220, 47635), (5275, 38108), (5444, 36925), (5908, 34025), (6805, 29540), (7385, 27220), (9527, 21100), (10550, 19054), (13610, 14770)]