71565880

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{727}}^1$

素因数の和:868

約数の個数: 64

約数和(自身を含む): 169827840

約数和(自身を除く): 98261960

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 107, 115, 184, 214, 230, 428, 460, 535, 727, 856, 920, 1070, 1454, 2140, 2461, 2908, 3635, 4280, 4922, 5816, 7270, 9844, 12305, 14540, 16721, 19688, 24610, 29080, 33442, 49220, 66884, 77789, 83605, 98440, 133768, 155578, 167210, 311156, 334420, 388945, 622312, 668840, 777890, 1555780, 1789147, 3111560, 3578294, 7156588, 8945735, 14313176, 17891470, 35782940, 71565880]

約数ペア:

[(1, 71565880), (2, 35782940), (4, 17891470), (5, 14313176), (8, 8945735), (10, 7156588), (20, 3578294), (23, 3111560), (40, 1789147), (46, 1555780), (92, 777890), (107, 668840), (115, 622312), (184, 388945), (214, 334420), (230, 311156), (428, 167210), (460, 155578), (535, 133768), (727, 98440), (856, 83605), (920, 77789), (1070, 66884), (1454, 49220), (2140, 33442), (2461, 29080), (2908, 24610), (3635, 19688), (4280, 16721), (4922, 14540), (5816, 12305), (7270, 9844)]