87198140

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{52529}}^1$

素因数の和:52621

約数の個数: 24

約数和(自身を含む): 185325840

約数和(自身を除く): 98127700

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 52529, 105058, 210116, 262645, 525290, 1050580, 4359907, 8719814, 17439628, 21799535, 43599070, 87198140]

約数ペア:

[(1, 87198140), (2, 43599070), (4, 21799535), (5, 17439628), (10, 8719814), (20, 4359907), (83, 1050580), (166, 525290), (332, 262645), (415, 210116), (830, 105058), (1660, 52529)]