778561630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{5081}}^1$

素因数の和:5305

約数の個数: 64

約数和(自身を含む): 1756339200

約数和(自身を除く): 977777570

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 199, 385, 398, 770, 995, 1393, 1990, 2189, 2786, 4378, 5081, 6965, 10162, 10945, 13930, 15323, 21890, 25405, 30646, 35567, 50810, 55891, 71134, 76615, 111782, 153230, 177835, 279455, 355670, 391237, 558910, 782474, 1011119, 1956185, 2022238, 3912370, 5055595, 7077833, 10111190, 11122309, 14155666, 22244618, 35389165, 55611545, 70778330, 77856163, 111223090, 155712326, 389280815, 778561630]

約数ペア:

[(1, 778561630), (2, 389280815), (5, 155712326), (7, 111223090), (10, 77856163), (11, 70778330), (14, 55611545), (22, 35389165), (35, 22244618), (55, 14155666), (70, 11122309), (77, 10111190), (110, 7077833), (154, 5055595), (199, 3912370), (385, 2022238), (398, 1956185), (770, 1011119), (995, 782474), (1393, 558910), (1990, 391237), (2189, 355670), (2786, 279455), (4378, 177835), (5081, 153230), (6965, 111782), (10162, 76615), (10945, 71134), (13930, 55891), (15323, 50810), (21890, 35567), (25405, 30646)]