83840405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{347}}^1$

素因数の和:577

約数の個数: 32

約数和(自身を含む): 115458048

約数和(自身を除く): 31617643

約数列:

[1, 5, 11, 23, 55, 115, 191, 253, 347, 955, 1265, 1735, 2101, 3817, 4393, 7981, 10505, 19085, 21965, 39905, 48323, 66277, 87791, 241615, 331385, 438955, 729047, 1524371, 3645235, 7621855, 16768081, 83840405]

約数ペア:

[(1, 83840405), (5, 16768081), (11, 7621855), (23, 3645235), (55, 1524371), (115, 729047), (191, 438955), (253, 331385), (347, 241615), (955, 87791), (1265, 66277), (1735, 48323), (2101, 39905), (3817, 21965), (4393, 19085), (7981, 10505)]