78013460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{8317}}^1$

素因数の和:8400

約数の個数: 48

約数和(自身を含む): 190049664

約数和(自身を除く): 112036204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 268, 335, 469, 670, 938, 1340, 1876, 2345, 4690, 8317, 9380, 16634, 33268, 41585, 58219, 83170, 116438, 166340, 232876, 291095, 557239, 582190, 1114478, 1164380, 2228956, 2786195, 3900673, 5572390, 7801346, 11144780, 15602692, 19503365, 39006730, 78013460]

約数ペア:

[(1, 78013460), (2, 39006730), (4, 19503365), (5, 15602692), (7, 11144780), (10, 7801346), (14, 5572390), (20, 3900673), (28, 2786195), (35, 2228956), (67, 1164380), (70, 1114478), (134, 582190), (140, 557239), (268, 291095), (335, 232876), (469, 166340), (670, 116438), (938, 83170), (1340, 58219), (1876, 41585), (2345, 33268), (4690, 16634), (8317, 9380)]