87627865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1$

素因数の和:441

約数の個数: 32

約数和(自身を含む): 117355392

約数和(自身を除く): 29727527

約数列:

[1, 5, 13, 41, 65, 131, 205, 251, 533, 655, 1255, 1703, 2665, 3263, 5371, 8515, 10291, 16315, 26855, 32881, 51455, 69823, 133783, 164405, 349115, 427453, 668915, 1348121, 2137265, 6740605, 17525573, 87627865]

約数ペア:

[(1, 87627865), (5, 17525573), (13, 6740605), (41, 2137265), (65, 1348121), (131, 668915), (205, 427453), (251, 349115), (533, 164405), (655, 133783), (1255, 69823), (1703, 51455), (2665, 32881), (3263, 26855), (5371, 16315), (8515, 10291)]