181350920

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{1231}}^1$

素因数の和:1398

約数の個数: 64

約数和(自身を含む): 425779200

約数和(自身を除く): 244428280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 127, 145, 232, 254, 290, 508, 580, 635, 1016, 1160, 1231, 1270, 2462, 2540, 3683, 4924, 5080, 6155, 7366, 9848, 12310, 14732, 18415, 24620, 29464, 35699, 36830, 49240, 71398, 73660, 142796, 147320, 156337, 178495, 285592, 312674, 356990, 625348, 713980, 781685, 1250696, 1427960, 1563370, 3126740, 4533773, 6253480, 9067546, 18135092, 22668865, 36270184, 45337730, 90675460, 181350920]

約数ペア:

[(1, 181350920), (2, 90675460), (4, 45337730), (5, 36270184), (8, 22668865), (10, 18135092), (20, 9067546), (29, 6253480), (40, 4533773), (58, 3126740), (116, 1563370), (127, 1427960), (145, 1250696), (232, 781685), (254, 713980), (290, 625348), (508, 356990), (580, 312674), (635, 285592), (1016, 178495), (1160, 156337), (1231, 147320), (1270, 142796), (2462, 73660), (2540, 71398), (3683, 49240), (4924, 36830), (5080, 35699), (6155, 29464), (7366, 24620), (9848, 18415), (12310, 14732)]