80427950

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2731}}^1$

素因数の和:2793

約数の個数: 48

約数和(自身を含む): 162608640

約数和(自身を除く): 82180690

約数列:

[1, 2, 5, 10, 19, 25, 31, 38, 50, 62, 95, 155, 190, 310, 475, 589, 775, 950, 1178, 1550, 2731, 2945, 5462, 5890, 13655, 14725, 27310, 29450, 51889, 68275, 84661, 103778, 136550, 169322, 259445, 423305, 518890, 846610, 1297225, 1608559, 2116525, 2594450, 3217118, 4233050, 8042795, 16085590, 40213975, 80427950]

約数ペア:

[(1, 80427950), (2, 40213975), (5, 16085590), (10, 8042795), (19, 4233050), (25, 3217118), (31, 2594450), (38, 2116525), (50, 1608559), (62, 1297225), (95, 846610), (155, 518890), (190, 423305), (310, 259445), (475, 169322), (589, 136550), (775, 103778), (950, 84661), (1178, 68275), (1550, 51889), (2731, 29450), (2945, 27310), (5462, 14725), (5890, 13655)]