7914880

素因数分解:

$2^7\times 5^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 19278000

約数和(自身を除く): 11363120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 83, 128, 149, 160, 166, 298, 320, 332, 415, 596, 640, 664, 745, 830, 1192, 1328, 1490, 1660, 2384, 2656, 2980, 3320, 4768, 5312, 5960, 6640, 9536, 10624, 11920, 12367, 13280, 19072, 23840, 24734, 26560, 47680, 49468, 53120, 61835, 95360, 98936, 123670, 197872, 247340, 395744, 494680, 791488, 989360, 1582976, 1978720, 3957440, 7914880]

約数ペア:

[(1, 7914880), (2, 3957440), (4, 1978720), (5, 1582976), (8, 989360), (10, 791488), (16, 494680), (20, 395744), (32, 247340), (40, 197872), (64, 123670), (80, 98936), (83, 95360), (128, 61835), (149, 53120), (160, 49468), (166, 47680), (298, 26560), (320, 24734), (332, 23840), (415, 19072), (596, 13280), (640, 12367), (664, 11920), (745, 10624), (830, 9536), (1192, 6640), (1328, 5960), (1490, 5312), (1660, 4768), (2384, 3320), (2656, 2980)]