80321590

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:237

約数の個数: 64

約数和(自身を含む): 156764160

約数和(自身を除く): 76442570

約数列:

[1, 2, 5, 10, 29, 47, 58, 71, 83, 94, 142, 145, 166, 235, 290, 355, 415, 470, 710, 830, 1363, 2059, 2407, 2726, 3337, 3901, 4118, 4814, 5893, 6674, 6815, 7802, 10295, 11786, 12035, 13630, 16685, 19505, 20590, 24070, 29465, 33370, 39010, 58930, 96773, 113129, 170897, 193546, 226258, 276971, 341794, 483865, 553942, 565645, 854485, 967730, 1131290, 1384855, 1708970, 2769710, 8032159, 16064318, 40160795, 80321590]

約数ペア:

[(1, 80321590), (2, 40160795), (5, 16064318), (10, 8032159), (29, 2769710), (47, 1708970), (58, 1384855), (71, 1131290), (83, 967730), (94, 854485), (142, 565645), (145, 553942), (166, 483865), (235, 341794), (290, 276971), (355, 226258), (415, 193546), (470, 170897), (710, 113129), (830, 96773), (1363, 58930), (2059, 39010), (2407, 33370), (2726, 29465), (3337, 24070), (3901, 20590), (4118, 19505), (4814, 16685), (5893, 13630), (6674, 12035), (6815, 11786), (7802, 10295)]