798977360

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{5419}}^1$

素因数の和:5548

約数の個数: 80

約数和(自身を含む): 1975915200

約数和(自身を除く): 1176937840

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 97, 152, 190, 194, 304, 380, 388, 485, 760, 776, 970, 1520, 1552, 1843, 1940, 3686, 3880, 5419, 7372, 7760, 9215, 10838, 14744, 18430, 21676, 27095, 29488, 36860, 43352, 54190, 73720, 86704, 102961, 108380, 147440, 205922, 216760, 411844, 433520, 514805, 525643, 823688, 1029610, 1051286, 1647376, 2059220, 2102572, 2628215, 4118440, 4205144, 5256430, 8236880, 8410288, 9987217, 10512860, 19974434, 21025720, 39948868, 42051440, 49936085, 79897736, 99872170, 159795472, 199744340, 399488680, 798977360]

約数ペア:

[(1, 798977360), (2, 399488680), (4, 199744340), (5, 159795472), (8, 99872170), (10, 79897736), (16, 49936085), (19, 42051440), (20, 39948868), (38, 21025720), (40, 19974434), (76, 10512860), (80, 9987217), (95, 8410288), (97, 8236880), (152, 5256430), (190, 4205144), (194, 4118440), (304, 2628215), (380, 2102572), (388, 2059220), (485, 1647376), (760, 1051286), (776, 1029610), (970, 823688), (1520, 525643), (1552, 514805), (1843, 433520), (1940, 411844), (3686, 216760), (3880, 205922), (5419, 147440), (7372, 108380), (7760, 102961), (9215, 86704), (10838, 73720), (14744, 54190), (18430, 43352), (21676, 36860), (27095, 29488)]