5128900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1$

素因数の和:469

約数の個数: 72

約数和(自身を含む): 13499136

約数和(自身を除く): 8370236

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 50, 68, 70, 85, 100, 119, 140, 170, 175, 238, 340, 350, 425, 431, 476, 595, 700, 850, 862, 1190, 1700, 1724, 2155, 2380, 2975, 3017, 4310, 5950, 6034, 7327, 8620, 10775, 11900, 12068, 14654, 15085, 21550, 29308, 30170, 36635, 43100, 51289, 60340, 73270, 75425, 102578, 146540, 150850, 183175, 205156, 256445, 301700, 366350, 512890, 732700, 1025780, 1282225, 2564450, 5128900]

約数ペア:

[(1, 5128900), (2, 2564450), (4, 1282225), (5, 1025780), (7, 732700), (10, 512890), (14, 366350), (17, 301700), (20, 256445), (25, 205156), (28, 183175), (34, 150850), (35, 146540), (50, 102578), (68, 75425), (70, 73270), (85, 60340), (100, 51289), (119, 43100), (140, 36635), (170, 30170), (175, 29308), (238, 21550), (340, 15085), (350, 14654), (425, 12068), (431, 11900), (476, 10775), (595, 8620), (700, 7327), (850, 6034), (862, 5950), (1190, 4310), (1700, 3017), (1724, 2975), (2155, 2380)]