79977272

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{1637}}^1$

素因数の和:1871

約数の個数: 32

約数和(自身を含む): 155675520

約数和(自身を除く): 75698248

約数列:

[1, 2, 4, 8, 31, 62, 124, 197, 248, 394, 788, 1576, 1637, 3274, 6107, 6548, 12214, 13096, 24428, 48856, 50747, 101494, 202988, 322489, 405976, 644978, 1289956, 2579912, 9997159, 19994318, 39988636, 79977272]

約数ペア:

[(1, 79977272), (2, 39988636), (4, 19994318), (8, 9997159), (31, 2579912), (62, 1289956), (124, 644978), (197, 405976), (248, 322489), (394, 202988), (788, 101494), (1576, 50747), (1637, 48856), (3274, 24428), (6107, 13096), (6548, 12214)]