71632240

素因数分解:

$2^4\times 5^1\times {\mathrm{419}}^1\times {\mathrm{2137}}^1$

素因数の和:2569

約数の個数: 40

約数和(自身を含む): 167020560

約数和(自身を除く): 95388320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 419, 838, 1676, 2095, 2137, 3352, 4190, 4274, 6704, 8380, 8548, 10685, 16760, 17096, 21370, 33520, 34192, 42740, 85480, 170960, 895403, 1790806, 3581612, 4477015, 7163224, 8954030, 14326448, 17908060, 35816120, 71632240]

約数ペア:

[(1, 71632240), (2, 35816120), (4, 17908060), (5, 14326448), (8, 8954030), (10, 7163224), (16, 4477015), (20, 3581612), (40, 1790806), (80, 895403), (419, 170960), (838, 85480), (1676, 42740), (2095, 34192), (2137, 33520), (3352, 21370), (4190, 17096), (4274, 16760), (6704, 10685), (8380, 8548)]