616618256

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{317}}^1\times {\mathrm{1993}}^1$

素因数の和:2379

約数の個数: 40

約数和(自身を含む): 1218724824

約数和(自身を除く): 602106568

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 317, 488, 634, 976, 1268, 1993, 2536, 3986, 5072, 7972, 15944, 19337, 31888, 38674, 77348, 121573, 154696, 243146, 309392, 486292, 631781, 972584, 1263562, 1945168, 2527124, 5054248, 10108496, 38538641, 77077282, 154154564, 308309128, 616618256]

約数ペア:

[(1, 616618256), (2, 308309128), (4, 154154564), (8, 77077282), (16, 38538641), (61, 10108496), (122, 5054248), (244, 2527124), (317, 1945168), (488, 1263562), (634, 972584), (976, 631781), (1268, 486292), (1993, 309392), (2536, 243146), (3986, 154696), (5072, 121573), (7972, 77348), (15944, 38674), (19337, 31888)]