86387390

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{1459}}^1$

素因数の和:1688

約数の個数: 32

約数和(自身を含む): 161464320

約数和(自身を除く): 75076930

約数列:

[1, 2, 5, 10, 31, 62, 155, 191, 310, 382, 955, 1459, 1910, 2918, 5921, 7295, 11842, 14590, 29605, 45229, 59210, 90458, 226145, 278669, 452290, 557338, 1393345, 2786690, 8638739, 17277478, 43193695, 86387390]

約数ペア:

[(1, 86387390), (2, 43193695), (5, 17277478), (10, 8638739), (31, 2786690), (62, 1393345), (155, 557338), (191, 452290), (310, 278669), (382, 226145), (955, 90458), (1459, 59210), (1910, 45229), (2918, 29605), (5921, 14590), (7295, 11842)]