82841240

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{7699}}^1$

素因数の和:7979

約数の個数: 32

約数和(自身を含む): 187110000

約数和(自身を除く): 104268760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1345, 2152, 2690, 5380, 7699, 10760, 15398, 30796, 38495, 61592, 76990, 153980, 307960, 2071031, 4142062, 8284124, 10355155, 16568248, 20710310, 41420620, 82841240]

約数ペア:

[(1, 82841240), (2, 41420620), (4, 20710310), (5, 16568248), (8, 10355155), (10, 8284124), (20, 4142062), (40, 2071031), (269, 307960), (538, 153980), (1076, 76990), (1345, 61592), (2152, 38495), (2690, 30796), (5380, 15398), (7699, 10760)]