83140760

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67049}}^1$

素因数の和:67091

約数の個数: 32

約数和(自身を含む): 193104000

約数和(自身を除く): 109963240

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 67049, 134098, 268196, 335245, 536392, 670490, 1340980, 2078519, 2681960, 4157038, 8314076, 10392595, 16628152, 20785190, 41570380, 83140760]

約数ペア:

[(1, 83140760), (2, 41570380), (4, 20785190), (5, 16628152), (8, 10392595), (10, 8314076), (20, 4157038), (31, 2681960), (40, 2078519), (62, 1340980), (124, 670490), (155, 536392), (248, 335245), (310, 268196), (620, 134098), (1240, 67049)]