82040320

素因数分解:

$2^9\times 5^1\times {\mathrm{73}}^1\times {\mathrm{439}}^1$

素因数の和:535

約数の個数: 80

約数和(自身を含む): 199853280

約数和(自身を除く): 117812960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 128, 146, 160, 256, 292, 320, 365, 439, 512, 584, 640, 730, 878, 1168, 1280, 1460, 1756, 2195, 2336, 2560, 2920, 3512, 4390, 4672, 5840, 7024, 8780, 9344, 11680, 14048, 17560, 18688, 23360, 28096, 32047, 35120, 37376, 46720, 56192, 64094, 70240, 93440, 112384, 128188, 140480, 160235, 186880, 224768, 256376, 280960, 320470, 512752, 561920, 640940, 1025504, 1123840, 1281880, 2051008, 2563760, 4102016, 5127520, 8204032, 10255040, 16408064, 20510080, 41020160, 82040320]

約数ペア:

[(1, 82040320), (2, 41020160), (4, 20510080), (5, 16408064), (8, 10255040), (10, 8204032), (16, 5127520), (20, 4102016), (32, 2563760), (40, 2051008), (64, 1281880), (73, 1123840), (80, 1025504), (128, 640940), (146, 561920), (160, 512752), (256, 320470), (292, 280960), (320, 256376), (365, 224768), (439, 186880), (512, 160235), (584, 140480), (640, 128188), (730, 112384), (878, 93440), (1168, 70240), (1280, 64094), (1460, 56192), (1756, 46720), (2195, 37376), (2336, 35120), (2560, 32047), (2920, 28096), (3512, 23360), (4390, 18688), (4672, 17560), (5840, 14048), (7024, 11680), (8780, 9344)]