61819840

素因数分解:

$2^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3167}}^1$

素因数の和:3245

約数の個数: 56

約数和(自身を含む): 149668992

約数和(自身を除く): 87849152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 160, 244, 305, 320, 488, 610, 976, 1220, 1952, 2440, 3167, 3904, 4880, 6334, 9760, 12668, 15835, 19520, 25336, 31670, 50672, 63340, 101344, 126680, 193187, 202688, 253360, 386374, 506720, 772748, 965935, 1013440, 1545496, 1931870, 3090992, 3863740, 6181984, 7727480, 12363968, 15454960, 30909920, 61819840]

約数ペア:

[(1, 61819840), (2, 30909920), (4, 15454960), (5, 12363968), (8, 7727480), (10, 6181984), (16, 3863740), (20, 3090992), (32, 1931870), (40, 1545496), (61, 1013440), (64, 965935), (80, 772748), (122, 506720), (160, 386374), (244, 253360), (305, 202688), (320, 193187), (488, 126680), (610, 101344), (976, 63340), (1220, 50672), (1952, 31670), (2440, 25336), (3167, 19520), (3904, 15835), (4880, 12668), (6334, 9760)]