79990760

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{105251}}^1$

素因数の和:105281

約数の個数: 32

約数和(自身を含む): 189453600

約数和(自身を除く): 109462840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 105251, 210502, 421004, 526255, 842008, 1052510, 1999769, 2105020, 3999538, 4210040, 7999076, 9998845, 15998152, 19997690, 39995380, 79990760]

約数ペア:

[(1, 79990760), (2, 39995380), (4, 19997690), (5, 15998152), (8, 9998845), (10, 7999076), (19, 4210040), (20, 3999538), (38, 2105020), (40, 1999769), (76, 1052510), (95, 842008), (152, 526255), (190, 421004), (380, 210502), (760, 105251)]