87931370

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1\times {\mathrm{457}}^1$

素因数の和:806

約数の個数: 32

約数和(自身を含む): 161450496

約数和(自身を除く): 73519126

約数列:

[1, 2, 5, 10, 71, 142, 271, 355, 457, 542, 710, 914, 1355, 2285, 2710, 4570, 19241, 32447, 38482, 64894, 96205, 123847, 162235, 192410, 247694, 324470, 619235, 1238470, 8793137, 17586274, 43965685, 87931370]

約数ペア:

[(1, 87931370), (2, 43965685), (5, 17586274), (10, 8793137), (71, 1238470), (142, 619235), (271, 324470), (355, 247694), (457, 192410), (542, 162235), (710, 123847), (914, 96205), (1355, 64894), (2285, 38482), (2710, 32447), (4570, 19241)]