68734445

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:365

約数の個数: 32

約数和(自身を含む): 91929600

約数和(自身を除く): 23195155

約数列:

[1, 5, 13, 47, 65, 149, 151, 235, 611, 745, 755, 1937, 1963, 3055, 7003, 7097, 9685, 9815, 22499, 35015, 35485, 91039, 92261, 112495, 292487, 455195, 461305, 1057453, 1462435, 5287265, 13746889, 68734445]

約数ペア:

[(1, 68734445), (5, 13746889), (13, 5287265), (47, 1462435), (65, 1057453), (149, 461305), (151, 455195), (235, 292487), (611, 112495), (745, 92261), (755, 91039), (1937, 35485), (1963, 35015), (3055, 22499), (7003, 9815), (7097, 9685)]