71278705

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1$

素因数の和:357

約数の個数: 32

約数和(自身を含む): 94112928

約数和(自身を除く): 22834223

約数列:

[1, 5, 17, 41, 85, 113, 181, 205, 565, 697, 905, 1921, 3077, 3485, 4633, 7421, 9605, 15385, 20453, 23165, 37105, 78761, 102265, 126157, 347701, 393805, 630785, 838573, 1738505, 4192865, 14255741, 71278705]

約数ペア:

[(1, 71278705), (5, 14255741), (17, 4192865), (41, 1738505), (85, 838573), (113, 630785), (181, 393805), (205, 347701), (565, 126157), (697, 102265), (905, 78761), (1921, 37105), (3077, 23165), (3485, 20453), (4633, 15385), (7421, 9605)]