8380400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:139

約数の個数: 120

約数和(自身を含む): 23894304

約数和(自身を除く): 15513904

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 41, 50, 56, 70, 73, 80, 82, 100, 112, 140, 146, 164, 175, 200, 205, 280, 287, 292, 328, 350, 365, 400, 410, 511, 560, 574, 584, 656, 700, 730, 820, 1022, 1025, 1148, 1168, 1400, 1435, 1460, 1640, 1825, 2044, 2050, 2296, 2555, 2800, 2870, 2920, 2993, 3280, 3650, 4088, 4100, 4592, 5110, 5740, 5840, 5986, 7175, 7300, 8176, 8200, 10220, 11480, 11972, 12775, 14350, 14600, 14965, 16400, 20440, 20951, 22960, 23944, 25550, 28700, 29200, 29930, 40880, 41902, 47888, 51100, 57400, 59860, 74825, 83804, 102200, 104755, 114800, 119720, 149650, 167608, 204400, 209510, 239440, 299300, 335216, 419020, 523775, 598600, 838040, 1047550, 1197200, 1676080, 2095100, 4190200, 8380400]

約数ペア:

[(1, 8380400), (2, 4190200), (4, 2095100), (5, 1676080), (7, 1197200), (8, 1047550), (10, 838040), (14, 598600), (16, 523775), (20, 419020), (25, 335216), (28, 299300), (35, 239440), (40, 209510), (41, 204400), (50, 167608), (56, 149650), (70, 119720), (73, 114800), (80, 104755), (82, 102200), (100, 83804), (112, 74825), (140, 59860), (146, 57400), (164, 51100), (175, 47888), (200, 41902), (205, 40880), (280, 29930), (287, 29200), (292, 28700), (328, 25550), (350, 23944), (365, 22960), (400, 20951), (410, 20440), (511, 16400), (560, 14965), (574, 14600), (584, 14350), (656, 12775), (700, 11972), (730, 11480), (820, 10220), (1022, 8200), (1025, 8176), (1148, 7300), (1168, 7175), (1400, 5986), (1435, 5840), (1460, 5740), (1640, 5110), (1825, 4592), (2044, 4100), (2050, 4088), (2296, 3650), (2555, 3280), (2800, 2993), (2870, 2920)]