78393296

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2591}}^1$

素因数の和:2691

約数の個数: 40

約数和(自身を含む): 159418368

約数和(自身を除く): 81025072

約数列:

[1, 2, 4, 8, 16, 31, 61, 62, 122, 124, 244, 248, 488, 496, 976, 1891, 2591, 3782, 5182, 7564, 10364, 15128, 20728, 30256, 41456, 80321, 158051, 160642, 316102, 321284, 632204, 642568, 1264408, 1285136, 2528816, 4899581, 9799162, 19598324, 39196648, 78393296]

約数ペア:

[(1, 78393296), (2, 39196648), (4, 19598324), (8, 9799162), (16, 4899581), (31, 2528816), (61, 1285136), (62, 1264408), (122, 642568), (124, 632204), (244, 321284), (248, 316102), (488, 160642), (496, 158051), (976, 80321), (1891, 41456), (2591, 30256), (3782, 20728), (5182, 15128), (7564, 10364)]