201952100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{2801}}^1$

素因数の和:2925

約数の個数: 72

約数和(自身を含む): 505884288

約数和(自身を除く): 303932188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 103, 140, 175, 206, 350, 412, 515, 700, 721, 1030, 1442, 2060, 2575, 2801, 2884, 3605, 5150, 5602, 7210, 10300, 11204, 14005, 14420, 18025, 19607, 28010, 36050, 39214, 56020, 70025, 72100, 78428, 98035, 140050, 196070, 280100, 288503, 392140, 490175, 577006, 980350, 1154012, 1442515, 1960700, 2019521, 2885030, 4039042, 5770060, 7212575, 8078084, 10097605, 14425150, 20195210, 28850300, 40390420, 50488025, 100976050, 201952100]

約数ペア:

[(1, 201952100), (2, 100976050), (4, 50488025), (5, 40390420), (7, 28850300), (10, 20195210), (14, 14425150), (20, 10097605), (25, 8078084), (28, 7212575), (35, 5770060), (50, 4039042), (70, 2885030), (100, 2019521), (103, 1960700), (140, 1442515), (175, 1154012), (206, 980350), (350, 577006), (412, 490175), (515, 392140), (700, 288503), (721, 280100), (1030, 196070), (1442, 140050), (2060, 98035), (2575, 78428), (2801, 72100), (2884, 70025), (3605, 56020), (5150, 39214), (5602, 36050), (7210, 28010), (10300, 19607), (11204, 18025), (14005, 14420)]