181480453725

素因数分解:

$3^1\times 5^2\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{132887}}^1$

素因数の和:133170

約数の個数: 48

約数和(自身を含む): 304515509760

約数和(自身を除く): 123035056035

約数列:

[1, 3, 5, 15, 25, 75, 131, 139, 393, 417, 655, 695, 1965, 2085, 3275, 3475, 9825, 10425, 18209, 54627, 91045, 132887, 273135, 398661, 455225, 664435, 1365675, 1993305, 3322175, 9966525, 17408197, 18471293, 52224591, 55413879, 87040985, 92356465, 261122955, 277069395, 435204925, 461782325, 1305614775, 1385346975, 2419739383, 7259218149, 12098696915, 36296090745, 60493484575, 181480453725]

約数ペア:

[(1, 181480453725), (3, 60493484575), (5, 36296090745), (15, 12098696915), (25, 7259218149), (75, 2419739383), (131, 1385346975), (139, 1305614775), (393, 461782325), (417, 435204925), (655, 277069395), (695, 261122955), (1965, 92356465), (2085, 87040985), (3275, 55413879), (3475, 52224591), (9825, 18471293), (10425, 17408197), (18209, 9966525), (54627, 3322175), (91045, 1993305), (132887, 1365675), (273135, 664435), (398661, 455225)]