201763840

素因数分解:

$2^{10}\times 5^1\times {\mathrm{157}}^1\times {\mathrm{251}}^1$

素因数の和:433

約数の個数: 88

約数和(自身を含む): 489020112

約数和(自身を除く): 287256272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 157, 160, 251, 256, 314, 320, 502, 512, 628, 640, 785, 1004, 1024, 1255, 1256, 1280, 1570, 2008, 2510, 2512, 2560, 3140, 4016, 5020, 5024, 5120, 6280, 8032, 10040, 10048, 12560, 16064, 20080, 20096, 25120, 32128, 39407, 40160, 40192, 50240, 64256, 78814, 80320, 80384, 100480, 128512, 157628, 160640, 160768, 197035, 200960, 257024, 315256, 321280, 394070, 401920, 630512, 642560, 788140, 803840, 1261024, 1285120, 1576280, 2522048, 3152560, 5044096, 6305120, 10088192, 12610240, 20176384, 25220480, 40352768, 50440960, 100881920, 201763840]

約数ペア:

[(1, 201763840), (2, 100881920), (4, 50440960), (5, 40352768), (8, 25220480), (10, 20176384), (16, 12610240), (20, 10088192), (32, 6305120), (40, 5044096), (64, 3152560), (80, 2522048), (128, 1576280), (157, 1285120), (160, 1261024), (251, 803840), (256, 788140), (314, 642560), (320, 630512), (502, 401920), (512, 394070), (628, 321280), (640, 315256), (785, 257024), (1004, 200960), (1024, 197035), (1255, 160768), (1256, 160640), (1280, 157628), (1570, 128512), (2008, 100480), (2510, 80384), (2512, 80320), (2560, 78814), (3140, 64256), (4016, 50240), (5020, 40192), (5024, 40160), (5120, 39407), (6280, 32128), (8032, 25120), (10040, 20096), (10048, 20080), (12560, 16064)]