71607760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1801}}^1$

素因数の和:1892

約数の個数: 80

約数和(自身を含む): 193059072

約数和(自身を除く): 121451312

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 71, 80, 112, 140, 142, 280, 284, 355, 497, 560, 568, 710, 994, 1136, 1420, 1801, 1988, 2485, 2840, 3602, 3976, 4970, 5680, 7204, 7952, 9005, 9940, 12607, 14408, 18010, 19880, 25214, 28816, 36020, 39760, 50428, 63035, 72040, 100856, 126070, 127871, 144080, 201712, 252140, 255742, 504280, 511484, 639355, 895097, 1008560, 1022968, 1278710, 1790194, 2045936, 2557420, 3580388, 4475485, 5114840, 7160776, 8950970, 10229680, 14321552, 17901940, 35803880, 71607760]

約数ペア:

[(1, 71607760), (2, 35803880), (4, 17901940), (5, 14321552), (7, 10229680), (8, 8950970), (10, 7160776), (14, 5114840), (16, 4475485), (20, 3580388), (28, 2557420), (35, 2045936), (40, 1790194), (56, 1278710), (70, 1022968), (71, 1008560), (80, 895097), (112, 639355), (140, 511484), (142, 504280), (280, 255742), (284, 252140), (355, 201712), (497, 144080), (560, 127871), (568, 126070), (710, 100856), (994, 72040), (1136, 63035), (1420, 50428), (1801, 39760), (1988, 36020), (2485, 28816), (2840, 25214), (3602, 19880), (3976, 18010), (4970, 14408), (5680, 12607), (7204, 9940), (7952, 9005)]