82873960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{809}}^1$

素因数の和:1030

約数の個数: 64

約数和(自身を含む): 202078800

約数和(自身を除く): 119204840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 197, 260, 394, 520, 788, 809, 985, 1576, 1618, 1970, 2561, 3236, 3940, 4045, 5122, 6472, 7880, 8090, 10244, 10517, 12805, 16180, 20488, 21034, 25610, 32360, 42068, 51220, 52585, 84136, 102440, 105170, 159373, 210340, 318746, 420680, 637492, 796865, 1274984, 1593730, 2071849, 3187460, 4143698, 6374920, 8287396, 10359245, 16574792, 20718490, 41436980, 82873960]

約数ペア:

[(1, 82873960), (2, 41436980), (4, 20718490), (5, 16574792), (8, 10359245), (10, 8287396), (13, 6374920), (20, 4143698), (26, 3187460), (40, 2071849), (52, 1593730), (65, 1274984), (104, 796865), (130, 637492), (197, 420680), (260, 318746), (394, 210340), (520, 159373), (788, 105170), (809, 102440), (985, 84136), (1576, 52585), (1618, 51220), (1970, 42068), (2561, 32360), (3236, 25610), (3940, 21034), (4045, 20488), (5122, 16180), (6472, 12805), (7880, 10517), (8090, 10244)]