261085492090

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1\times {\mathrm{41539}}^1$

素因数の和:41947

約数の個数: 64

約数和(自身を含む): 492705607680

約数和(自身を除く): 231620115590

約数列:

[1, 2, 5, 10, 43, 47, 86, 94, 215, 235, 311, 430, 470, 622, 1555, 2021, 3110, 4042, 10105, 13373, 14617, 20210, 26746, 29234, 41539, 66865, 73085, 83078, 133730, 146170, 207695, 415390, 628531, 1257062, 1786177, 1952333, 3142655, 3572354, 3904666, 6285310, 8930885, 9761665, 12918629, 17861770, 19523330, 25837258, 64593145, 83950319, 129186290, 167900638, 419751595, 555501047, 607175563, 839503190, 1111002094, 1214351126, 2777505235, 3035877815, 5555010470, 6071755630, 26108549209, 52217098418, 130542746045, 261085492090]

約数ペア:

[(1, 261085492090), (2, 130542746045), (5, 52217098418), (10, 26108549209), (43, 6071755630), (47, 5555010470), (86, 3035877815), (94, 2777505235), (215, 1214351126), (235, 1111002094), (311, 839503190), (430, 607175563), (470, 555501047), (622, 419751595), (1555, 167900638), (2021, 129186290), (3110, 83950319), (4042, 64593145), (10105, 25837258), (13373, 19523330), (14617, 17861770), (20210, 12918629), (26746, 9761665), (29234, 8930885), (41539, 6285310), (66865, 3904666), (73085, 3572354), (83078, 3142655), (133730, 1952333), (146170, 1786177), (207695, 1257062), (415390, 628531)]