161723800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1627}}^1$

素因数の和:1721

約数の個数: 96

約数和(自身を含む): 436043520

約数和(自身を除く): 274319720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 71, 100, 140, 142, 175, 200, 280, 284, 350, 355, 497, 568, 700, 710, 994, 1400, 1420, 1627, 1775, 1988, 2485, 2840, 3254, 3550, 3976, 4970, 6508, 7100, 8135, 9940, 11389, 12425, 13016, 14200, 16270, 19880, 22778, 24850, 32540, 40675, 45556, 49700, 56945, 65080, 81350, 91112, 99400, 113890, 115517, 162700, 227780, 231034, 284725, 325400, 455560, 462068, 569450, 577585, 808619, 924136, 1138900, 1155170, 1617238, 2277800, 2310340, 2887925, 3234476, 4043095, 4620680, 5775850, 6468952, 8086190, 11551700, 16172380, 20215475, 23103400, 32344760, 40430950, 80861900, 161723800]

約数ペア:

[(1, 161723800), (2, 80861900), (4, 40430950), (5, 32344760), (7, 23103400), (8, 20215475), (10, 16172380), (14, 11551700), (20, 8086190), (25, 6468952), (28, 5775850), (35, 4620680), (40, 4043095), (50, 3234476), (56, 2887925), (70, 2310340), (71, 2277800), (100, 1617238), (140, 1155170), (142, 1138900), (175, 924136), (200, 808619), (280, 577585), (284, 569450), (350, 462068), (355, 455560), (497, 325400), (568, 284725), (700, 231034), (710, 227780), (994, 162700), (1400, 115517), (1420, 113890), (1627, 99400), (1775, 91112), (1988, 81350), (2485, 65080), (2840, 56945), (3254, 49700), (3550, 45556), (3976, 40675), (4970, 32540), (6508, 24850), (7100, 22778), (8135, 19880), (9940, 16270), (11389, 14200), (12425, 13016)]