72107980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{601}}^1\times {\mathrm{857}}^1$

素因数の和:1474

約数の個数: 48

約数和(自身を含む): 173549376

約数和(自身を除く): 101441396

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 601, 857, 1202, 1714, 2404, 3005, 3428, 4207, 4285, 5999, 6010, 8414, 8570, 11998, 12020, 16828, 17140, 21035, 23996, 29995, 42070, 59990, 84140, 119980, 515057, 1030114, 2060228, 2575285, 3605399, 5150570, 7210798, 10301140, 14421596, 18026995, 36053990, 72107980]

約数ペア:

[(1, 72107980), (2, 36053990), (4, 18026995), (5, 14421596), (7, 10301140), (10, 7210798), (14, 5150570), (20, 3605399), (28, 2575285), (35, 2060228), (70, 1030114), (140, 515057), (601, 119980), (857, 84140), (1202, 59990), (1714, 42070), (2404, 29995), (3005, 23996), (3428, 21035), (4207, 17140), (4285, 16828), (5999, 12020), (6010, 11998), (8414, 8570)]