82158215

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:299

約数の個数: 32

約数和(自身を含む): 105878016

約数和(自身を除く): 23719801

約数列:

[1, 5, 31, 53, 73, 137, 155, 265, 365, 685, 1643, 2263, 3869, 4247, 7261, 8215, 10001, 11315, 19345, 21235, 36305, 50005, 119939, 225091, 310031, 530053, 599695, 1125455, 1550155, 2650265, 16431643, 82158215]

約数ペア:

[(1, 82158215), (5, 16431643), (31, 2650265), (53, 1550155), (73, 1125455), (137, 599695), (155, 530053), (265, 310031), (365, 225091), (685, 119939), (1643, 50005), (2263, 36305), (3869, 21235), (4247, 19345), (7261, 11315), (8215, 10001)]