71305360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{127331}}^1$

素因数の和:127351

約数の個数: 40

約数和(自身を含む): 189470016

約数和(自身を除く): 118164656

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 127331, 254662, 509324, 636655, 891317, 1018648, 1273310, 1782634, 2037296, 2546620, 3565268, 4456585, 5093240, 7130536, 8913170, 10186480, 14261072, 17826340, 35652680, 71305360]

約数ペア:

[(1, 71305360), (2, 35652680), (4, 17826340), (5, 14261072), (7, 10186480), (8, 8913170), (10, 7130536), (14, 5093240), (16, 4456585), (20, 3565268), (28, 2546620), (35, 2037296), (40, 1782634), (56, 1273310), (70, 1018648), (80, 891317), (112, 636655), (140, 509324), (280, 254662), (560, 127331)]