64610000

素因数分解:

$2^4\times 5^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1$

素因数の和:119

約数の個数: 200

約数和(自身を含む): 195237504

約数和(自身を除く): 130627504

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 35, 40, 50, 52, 56, 65, 70, 71, 80, 91, 100, 104, 112, 125, 130, 140, 142, 175, 182, 200, 208, 250, 260, 280, 284, 325, 350, 355, 364, 400, 455, 497, 500, 520, 560, 568, 625, 650, 700, 710, 728, 875, 910, 923, 994, 1000, 1040, 1136, 1250, 1300, 1400, 1420, 1456, 1625, 1750, 1775, 1820, 1846, 1988, 2000, 2275, 2485, 2500, 2600, 2800, 2840, 3250, 3500, 3550, 3640, 3692, 3976, 4375, 4550, 4615, 4970, 5000, 5200, 5680, 6461, 6500, 7000, 7100, 7280, 7384, 7952, 8125, 8750, 8875, 9100, 9230, 9940, 10000, 11375, 12425, 12922, 13000, 14000, 14200, 14768, 16250, 17500, 17750, 18200, 18460, 19880, 22750, 23075, 24850, 25844, 26000, 28400, 32305, 32500, 35000, 35500, 36400, 36920, 39760, 44375, 45500, 46150, 49700, 51688, 56875, 62125, 64610, 65000, 70000, 71000, 73840, 88750, 91000, 92300, 99400, 103376, 113750, 115375, 124250, 129220, 130000, 142000, 161525, 177500, 182000, 184600, 198800, 227500, 230750, 248500, 258440, 310625, 323050, 355000, 369200, 455000, 461500, 497000, 516880, 576875, 621250, 646100, 710000, 807625, 910000, 923000, 994000, 1153750, 1242500, 1292200, 1615250, 1846000, 2307500, 2485000, 2584400, 3230500, 4038125, 4615000, 4970000, 6461000, 8076250, 9230000, 12922000, 16152500, 32305000, 64610000]

約数ペア:

[(1, 64610000), (2, 32305000), (4, 16152500), (5, 12922000), (7, 9230000), (8, 8076250), (10, 6461000), (13, 4970000), (14, 4615000), (16, 4038125), (20, 3230500), (25, 2584400), (26, 2485000), (28, 2307500), (35, 1846000), (40, 1615250), (50, 1292200), (52, 1242500), (56, 1153750), (65, 994000), (70, 923000), (71, 910000), (80, 807625), (91, 710000), (100, 646100), (104, 621250), (112, 576875), (125, 516880), (130, 497000), (140, 461500), (142, 455000), (175, 369200), (182, 355000), (200, 323050), (208, 310625), (250, 258440), (260, 248500), (280, 230750), (284, 227500), (325, 198800), (350, 184600), (355, 182000), (364, 177500), (400, 161525), (455, 142000), (497, 130000), (500, 129220), (520, 124250), (560, 115375), (568, 113750), (625, 103376), (650, 99400), (700, 92300), (710, 91000), (728, 88750), (875, 73840), (910, 71000), (923, 70000), (994, 65000), (1000, 64610), (1040, 62125), (1136, 56875), (1250, 51688), (1300, 49700), (1400, 46150), (1420, 45500), (1456, 44375), (1625, 39760), (1750, 36920), (1775, 36400), (1820, 35500), (1846, 35000), (1988, 32500), (2000, 32305), (2275, 28400), (2485, 26000), (2500, 25844), (2600, 24850), (2800, 23075), (2840, 22750), (3250, 19880), (3500, 18460), (3550, 18200), (3640, 17750), (3692, 17500), (3976, 16250), (4375, 14768), (4550, 14200), (4615, 14000), (4970, 13000), (5000, 12922), (5200, 12425), (5680, 11375), (6461, 10000), (6500, 9940), (7000, 9230), (7100, 9100), (7280, 8875), (7384, 8750), (7952, 8125)]