2012061775

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1\times {\mathrm{383}}^1$

素因数の和:720

約数の個数: 48

約数和(自身を含む): 2715254784

約数和(自身を除く): 703193009

約数列:

[1, 5, 17, 25, 47, 85, 235, 263, 383, 425, 799, 1175, 1315, 1915, 3995, 4471, 6511, 6575, 9575, 12361, 18001, 19975, 22355, 32555, 61805, 90005, 100729, 111775, 162775, 210137, 306017, 309025, 450025, 503645, 1050685, 1530085, 1712393, 2518225, 4734263, 5253425, 7650425, 8561965, 23671315, 42809825, 80482471, 118356575, 402412355, 2012061775]

約数ペア:

[(1, 2012061775), (5, 402412355), (17, 118356575), (25, 80482471), (47, 42809825), (85, 23671315), (235, 8561965), (263, 7650425), (383, 5253425), (425, 4734263), (799, 2518225), (1175, 1712393), (1315, 1530085), (1915, 1050685), (3995, 503645), (4471, 450025), (6511, 309025), (6575, 306017), (9575, 210137), (12361, 162775), (18001, 111775), (19975, 100729), (22355, 90005), (32555, 61805)]