87766490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{557}}^1\times {\mathrm{2251}}^1$

素因数の和:2822

約数の個数: 32

約数和(自身を含む): 180952704

約数和(自身を除く): 93186214

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 557, 1114, 2251, 2785, 3899, 4502, 5570, 7798, 11255, 15757, 19495, 22510, 31514, 38990, 78785, 157570, 1253807, 2507614, 6269035, 8776649, 12538070, 17553298, 43883245, 87766490]

約数ペア:

[(1, 87766490), (2, 43883245), (5, 17553298), (7, 12538070), (10, 8776649), (14, 6269035), (35, 2507614), (70, 1253807), (557, 157570), (1114, 78785), (2251, 38990), (2785, 31514), (3899, 22510), (4502, 19495), (5570, 15757), (7798, 11255)]