7282100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:225

約数の個数: 72

約数和(自身を含む): 18415488

約数和(自身を除く): 11133388

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 101, 103, 140, 175, 202, 206, 350, 404, 412, 505, 515, 700, 707, 721, 1010, 1030, 1414, 1442, 2020, 2060, 2525, 2575, 2828, 2884, 3535, 3605, 5050, 5150, 7070, 7210, 10100, 10300, 10403, 14140, 14420, 17675, 18025, 20806, 35350, 36050, 41612, 52015, 70700, 72100, 72821, 104030, 145642, 208060, 260075, 291284, 364105, 520150, 728210, 1040300, 1456420, 1820525, 3641050, 7282100]

約数ペア:

[(1, 7282100), (2, 3641050), (4, 1820525), (5, 1456420), (7, 1040300), (10, 728210), (14, 520150), (20, 364105), (25, 291284), (28, 260075), (35, 208060), (50, 145642), (70, 104030), (100, 72821), (101, 72100), (103, 70700), (140, 52015), (175, 41612), (202, 36050), (206, 35350), (350, 20806), (404, 18025), (412, 17675), (505, 14420), (515, 14140), (700, 10403), (707, 10300), (721, 10100), (1010, 7210), (1030, 7070), (1414, 5150), (1442, 5050), (2020, 3605), (2060, 3535), (2525, 2884), (2575, 2828)]