202071040

素因数分解:

$2^{10}\times 5^1\times {\mathrm{61}}^1\times {\mathrm{647}}^1$

素因数の和:733

約数の個数: 88

約数和(自身を含む): 493441632

約数和(自身を除く): 291370592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 256, 305, 320, 488, 512, 610, 640, 647, 976, 1024, 1220, 1280, 1294, 1952, 2440, 2560, 2588, 3235, 3904, 4880, 5120, 5176, 6470, 7808, 9760, 10352, 12940, 15616, 19520, 20704, 25880, 31232, 39040, 39467, 41408, 51760, 62464, 78080, 78934, 82816, 103520, 156160, 157868, 165632, 197335, 207040, 312320, 315736, 331264, 394670, 414080, 631472, 662528, 789340, 828160, 1262944, 1578680, 1656320, 2525888, 3157360, 3312640, 5051776, 6314720, 10103552, 12629440, 20207104, 25258880, 40414208, 50517760, 101035520, 202071040]

約数ペア:

[(1, 202071040), (2, 101035520), (4, 50517760), (5, 40414208), (8, 25258880), (10, 20207104), (16, 12629440), (20, 10103552), (32, 6314720), (40, 5051776), (61, 3312640), (64, 3157360), (80, 2525888), (122, 1656320), (128, 1578680), (160, 1262944), (244, 828160), (256, 789340), (305, 662528), (320, 631472), (488, 414080), (512, 394670), (610, 331264), (640, 315736), (647, 312320), (976, 207040), (1024, 197335), (1220, 165632), (1280, 157868), (1294, 156160), (1952, 103520), (2440, 82816), (2560, 78934), (2588, 78080), (3235, 62464), (3904, 51760), (4880, 41408), (5120, 39467), (5176, 39040), (6470, 31232), (7808, 25880), (9760, 20704), (10352, 19520), (12940, 15616)]