104157440

素因数分解:

$2^8\times 5^1\times {\mathrm{81373}}^1$

素因数の和:81394

約数の個数: 36

約数和(自身を含む): 249492684

約数和(自身を除く): 145335244

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 81373, 162746, 325492, 406865, 650984, 813730, 1301968, 1627460, 2603936, 3254920, 5207872, 6509840, 10415744, 13019680, 20831488, 26039360, 52078720, 104157440]

約数ペア:

[(1, 104157440), (2, 52078720), (4, 26039360), (5, 20831488), (8, 13019680), (10, 10415744), (16, 6509840), (20, 5207872), (32, 3254920), (40, 2603936), (64, 1627460), (80, 1301968), (128, 813730), (160, 650984), (256, 406865), (320, 325492), (640, 162746), (1280, 81373)]