201963680

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{20693}}^1$

素因数の和:20769

約数の個数: 48

約数和(自身を含む): 484984584

約数和(自身を除く): 283020904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 122, 160, 244, 305, 488, 610, 976, 1220, 1952, 2440, 4880, 9760, 20693, 41386, 82772, 103465, 165544, 206930, 331088, 413860, 662176, 827720, 1262273, 1655440, 2524546, 3310880, 5049092, 6311365, 10098184, 12622730, 20196368, 25245460, 40392736, 50490920, 100981840, 201963680]

約数ペア:

[(1, 201963680), (2, 100981840), (4, 50490920), (5, 40392736), (8, 25245460), (10, 20196368), (16, 12622730), (20, 10098184), (32, 6311365), (40, 5049092), (61, 3310880), (80, 2524546), (122, 1655440), (160, 1262273), (244, 827720), (305, 662176), (488, 413860), (610, 331088), (976, 206930), (1220, 165544), (1952, 103465), (2440, 82772), (4880, 41386), (9760, 20693)]