205849665040

素因数分解:

$2^4\times 5^1\times {\mathrm{87991}}^1\times {\mathrm{29243}}^1$

素因数の和:117247

約数の個数: 40

約数和(自身を含む): 478622276928

約数和(自身を除く): 272772611888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 29243, 58486, 87991, 116972, 146215, 175982, 233944, 292430, 351964, 439955, 467888, 584860, 703928, 879910, 1169720, 1407856, 1759820, 2339440, 3519640, 7039280, 2573120813, 5146241626, 10292483252, 12865604065, 20584966504, 25731208130, 41169933008, 51462416260, 102924832520, 205849665040]

約数ペア:

[(1, 205849665040), (2, 102924832520), (4, 51462416260), (5, 41169933008), (8, 25731208130), (10, 20584966504), (16, 12865604065), (20, 10292483252), (40, 5146241626), (80, 2573120813), (29243, 7039280), (58486, 3519640), (87991, 2339440), (116972, 1759820), (146215, 1407856), (175982, 1169720), (233944, 879910), (292430, 703928), (351964, 584860), (439955, 467888)]