79965520

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{12043}}^1$

素因数の和:12139

約数の個数: 40

約数和(自身を含む): 188175456

約数和(自身を除く): 108209936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 3320, 6640, 12043, 24086, 48172, 60215, 96344, 120430, 192688, 240860, 481720, 963440, 999569, 1999138, 3998276, 4997845, 7996552, 9995690, 15993104, 19991380, 39982760, 79965520]

約数ペア:

[(1, 79965520), (2, 39982760), (4, 19991380), (5, 15993104), (8, 9995690), (10, 7996552), (16, 4997845), (20, 3998276), (40, 1999138), (80, 999569), (83, 963440), (166, 481720), (332, 240860), (415, 192688), (664, 120430), (830, 96344), (1328, 60215), (1660, 48172), (3320, 24086), (6640, 12043)]