29128400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:229

約数の個数: 120

約数和(自身を含む): 81554304

約数和(自身を除く): 52425904

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 101, 103, 112, 140, 175, 200, 202, 206, 280, 350, 400, 404, 412, 505, 515, 560, 700, 707, 721, 808, 824, 1010, 1030, 1400, 1414, 1442, 1616, 1648, 2020, 2060, 2525, 2575, 2800, 2828, 2884, 3535, 3605, 4040, 4120, 5050, 5150, 5656, 5768, 7070, 7210, 8080, 8240, 10100, 10300, 10403, 11312, 11536, 14140, 14420, 17675, 18025, 20200, 20600, 20806, 28280, 28840, 35350, 36050, 40400, 41200, 41612, 52015, 56560, 57680, 70700, 72100, 72821, 83224, 104030, 141400, 144200, 145642, 166448, 208060, 260075, 282800, 288400, 291284, 364105, 416120, 520150, 582568, 728210, 832240, 1040300, 1165136, 1456420, 1820525, 2080600, 2912840, 3641050, 4161200, 5825680, 7282100, 14564200, 29128400]

約数ペア:

[(1, 29128400), (2, 14564200), (4, 7282100), (5, 5825680), (7, 4161200), (8, 3641050), (10, 2912840), (14, 2080600), (16, 1820525), (20, 1456420), (25, 1165136), (28, 1040300), (35, 832240), (40, 728210), (50, 582568), (56, 520150), (70, 416120), (80, 364105), (100, 291284), (101, 288400), (103, 282800), (112, 260075), (140, 208060), (175, 166448), (200, 145642), (202, 144200), (206, 141400), (280, 104030), (350, 83224), (400, 72821), (404, 72100), (412, 70700), (505, 57680), (515, 56560), (560, 52015), (700, 41612), (707, 41200), (721, 40400), (808, 36050), (824, 35350), (1010, 28840), (1030, 28280), (1400, 20806), (1414, 20600), (1442, 20200), (1616, 18025), (1648, 17675), (2020, 14420), (2060, 14140), (2525, 11536), (2575, 11312), (2800, 10403), (2828, 10300), (2884, 10100), (3535, 8240), (3605, 8080), (4040, 7210), (4120, 7070), (5050, 5768), (5150, 5656)]