8625680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1$

素因数の和:304

約数の個数: 80

約数和(自身を含む): 23343744

約数和(自身を除く): 14718064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 73, 80, 112, 140, 146, 211, 280, 292, 365, 422, 511, 560, 584, 730, 844, 1022, 1055, 1168, 1460, 1477, 1688, 2044, 2110, 2555, 2920, 2954, 3376, 4088, 4220, 5110, 5840, 5908, 7385, 8176, 8440, 10220, 11816, 14770, 15403, 16880, 20440, 23632, 29540, 30806, 40880, 59080, 61612, 77015, 107821, 118160, 123224, 154030, 215642, 246448, 308060, 431284, 539105, 616120, 862568, 1078210, 1232240, 1725136, 2156420, 4312840, 8625680]

約数ペア:

[(1, 8625680), (2, 4312840), (4, 2156420), (5, 1725136), (7, 1232240), (8, 1078210), (10, 862568), (14, 616120), (16, 539105), (20, 431284), (28, 308060), (35, 246448), (40, 215642), (56, 154030), (70, 123224), (73, 118160), (80, 107821), (112, 77015), (140, 61612), (146, 59080), (211, 40880), (280, 30806), (292, 29540), (365, 23632), (422, 20440), (511, 16880), (560, 15403), (584, 14770), (730, 11816), (844, 10220), (1022, 8440), (1055, 8176), (1168, 7385), (1460, 5908), (1477, 5840), (1688, 5110), (2044, 4220), (2110, 4088), (2555, 3376), (2920, 2954)]