71813920

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23623}}^1$

素因数の和:23657

約数の個数: 48

約数和(自身を含む): 178597440

約数和(自身を除く): 106783520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 23623, 47246, 94492, 118115, 188984, 236230, 377968, 448837, 472460, 755936, 897674, 944920, 1795348, 1889840, 2244185, 3590696, 3779680, 4488370, 7181392, 8976740, 14362784, 17953480, 35906960, 71813920]

約数ペア:

[(1, 71813920), (2, 35906960), (4, 17953480), (5, 14362784), (8, 8976740), (10, 7181392), (16, 4488370), (19, 3779680), (20, 3590696), (32, 2244185), (38, 1889840), (40, 1795348), (76, 944920), (80, 897674), (95, 755936), (152, 472460), (160, 448837), (190, 377968), (304, 236230), (380, 188984), (608, 118115), (760, 94492), (1520, 47246), (3040, 23623)]