20075245424

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{673}}^1\times {\mathrm{2351}}^1$

素因数の和:3106

約数の個数: 80

約数和(自身を含む): 42655853184

約数和(自身を除く): 22580607760

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 104, 122, 208, 244, 488, 673, 793, 976, 1346, 1586, 2351, 2692, 3172, 4702, 5384, 6344, 8749, 9404, 10768, 12688, 17498, 18808, 30563, 34996, 37616, 41053, 61126, 69992, 82106, 122252, 139984, 143411, 164212, 244504, 286822, 328424, 489008, 533689, 573644, 656848, 1067378, 1147288, 1582223, 1864343, 2134756, 2294576, 3164446, 3728686, 4269512, 6328892, 7457372, 8539024, 12657784, 14914744, 20568899, 25315568, 29829488, 41137798, 82275596, 96515603, 164551192, 193031206, 329102384, 386062412, 772124824, 1254702839, 1544249648, 2509405678, 5018811356, 10037622712, 20075245424]

約数ペア:

[(1, 20075245424), (2, 10037622712), (4, 5018811356), (8, 2509405678), (13, 1544249648), (16, 1254702839), (26, 772124824), (52, 386062412), (61, 329102384), (104, 193031206), (122, 164551192), (208, 96515603), (244, 82275596), (488, 41137798), (673, 29829488), (793, 25315568), (976, 20568899), (1346, 14914744), (1586, 12657784), (2351, 8539024), (2692, 7457372), (3172, 6328892), (4702, 4269512), (5384, 3728686), (6344, 3164446), (8749, 2294576), (9404, 2134756), (10768, 1864343), (12688, 1582223), (17498, 1147288), (18808, 1067378), (30563, 656848), (34996, 573644), (37616, 533689), (41053, 489008), (61126, 328424), (69992, 286822), (82106, 244504), (122252, 164212), (139984, 143411)]