72782500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{4159}}^1$

素因数の和:4190

約数の個数: 60

約数和(自身を含む): 181941760

約数和(自身を除く): 109159260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 350, 500, 625, 700, 875, 1250, 1750, 2500, 3500, 4159, 4375, 8318, 8750, 16636, 17500, 20795, 29113, 41590, 58226, 83180, 103975, 116452, 145565, 207950, 291130, 415900, 519875, 582260, 727825, 1039750, 1455650, 2079500, 2599375, 2911300, 3639125, 5198750, 7278250, 10397500, 14556500, 18195625, 36391250, 72782500]

約数ペア:

[(1, 72782500), (2, 36391250), (4, 18195625), (5, 14556500), (7, 10397500), (10, 7278250), (14, 5198750), (20, 3639125), (25, 2911300), (28, 2599375), (35, 2079500), (50, 1455650), (70, 1039750), (100, 727825), (125, 582260), (140, 519875), (175, 415900), (250, 291130), (350, 207950), (500, 145565), (625, 116452), (700, 103975), (875, 83180), (1250, 58226), (1750, 41590), (2500, 29113), (3500, 20795), (4159, 17500), (4375, 16636), (8318, 8750)]