268321358015

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{782723}}^1$

素因数の和:782891

約数の個数: 32

約数和(自身を含む): 353352922560

約数和(自身を除く): 85031564545

約数列:

[1, 5, 17, 37, 85, 109, 185, 545, 629, 1853, 3145, 4033, 9265, 20165, 68561, 342805, 782723, 3913615, 13306291, 28960751, 66531455, 85316807, 144803755, 426584035, 492332767, 1450385719, 2461663835, 3156721859, 7251928595, 15783609295, 53664271603, 268321358015]

約数ペア:

[(1, 268321358015), (5, 53664271603), (17, 15783609295), (37, 7251928595), (85, 3156721859), (109, 2461663835), (185, 1450385719), (545, 492332767), (629, 426584035), (1853, 144803755), (3145, 85316807), (4033, 66531455), (9265, 28960751), (20165, 13306291), (68561, 3913615), (342805, 782723)]