156977425675

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{997}}^1\times {\mathrm{29023}}^1$

素因数の和:30068

約数の個数: 48

約数和(自身を含む): 229873795072

約数和(自身を除く): 72896369397

約数列:

[1, 5, 7, 25, 31, 35, 155, 175, 217, 775, 997, 1085, 4985, 5425, 6979, 24925, 29023, 30907, 34895, 145115, 154535, 174475, 203161, 216349, 725575, 772675, 899713, 1015805, 1081745, 4498565, 5079025, 5408725, 6297991, 22492825, 28935931, 31489955, 144679655, 157449775, 202551517, 723398275, 897013861, 1012757585, 4485069305, 5063787925, 6279097027, 22425346525, 31395485135, 156977425675]

約数ペア:

[(1, 156977425675), (5, 31395485135), (7, 22425346525), (25, 6279097027), (31, 5063787925), (35, 4485069305), (155, 1012757585), (175, 897013861), (217, 723398275), (775, 202551517), (997, 157449775), (1085, 144679655), (4985, 31489955), (5425, 28935931), (6979, 22492825), (24925, 6297991), (29023, 5408725), (30907, 5079025), (34895, 4498565), (145115, 1081745), (154535, 1015805), (174475, 899713), (203161, 772675), (216349, 725575)]