207587840

素因数分解:

$2^9\times 5^1\times {\mathrm{131}}^1\times {\mathrm{619}}^1$

素因数の和:773

約数の個数: 80

約数和(自身を含む): 502333920

約数和(自身を除く): 294746080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 131, 160, 256, 262, 320, 512, 524, 619, 640, 655, 1048, 1238, 1280, 1310, 2096, 2476, 2560, 2620, 3095, 4192, 4952, 5240, 6190, 8384, 9904, 10480, 12380, 16768, 19808, 20960, 24760, 33536, 39616, 41920, 49520, 67072, 79232, 81089, 83840, 99040, 158464, 162178, 167680, 198080, 316928, 324356, 335360, 396160, 405445, 648712, 792320, 810890, 1297424, 1584640, 1621780, 2594848, 3243560, 5189696, 6487120, 10379392, 12974240, 20758784, 25948480, 41517568, 51896960, 103793920, 207587840]

約数ペア:

[(1, 207587840), (2, 103793920), (4, 51896960), (5, 41517568), (8, 25948480), (10, 20758784), (16, 12974240), (20, 10379392), (32, 6487120), (40, 5189696), (64, 3243560), (80, 2594848), (128, 1621780), (131, 1584640), (160, 1297424), (256, 810890), (262, 792320), (320, 648712), (512, 405445), (524, 396160), (619, 335360), (640, 324356), (655, 316928), (1048, 198080), (1238, 167680), (1280, 162178), (1310, 158464), (2096, 99040), (2476, 83840), (2560, 81089), (2620, 79232), (3095, 67072), (4192, 49520), (4952, 41920), (5240, 39616), (6190, 33536), (8384, 24760), (9904, 20960), (10480, 19808), (12380, 16768)]