158532760

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127849}}^1$

素因数の和:127891

約数の個数: 32

約数和(自身を含む): 368208000

約数和(自身を除く): 209675240

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 127849, 255698, 511396, 639245, 1022792, 1278490, 2556980, 3963319, 5113960, 7926638, 15853276, 19816595, 31706552, 39633190, 79266380, 158532760]

約数ペア:

[(1, 158532760), (2, 79266380), (4, 39633190), (5, 31706552), (8, 19816595), (10, 15853276), (20, 7926638), (31, 5113960), (40, 3963319), (62, 2556980), (124, 1278490), (155, 1022792), (248, 639245), (310, 511396), (620, 255698), (1240, 127849)]