71260000

素因数分解:

$2^5\times 5^4\times 7^1\times {\mathrm{509}}^1$

素因数の和:546

約数の個数: 120

約数和(自身を含む): 200748240

約数和(自身を除く): 129488240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 160, 175, 200, 224, 250, 280, 350, 400, 500, 509, 560, 625, 700, 800, 875, 1000, 1018, 1120, 1250, 1400, 1750, 2000, 2036, 2500, 2545, 2800, 3500, 3563, 4000, 4072, 4375, 5000, 5090, 5600, 7000, 7126, 8144, 8750, 10000, 10180, 12725, 14000, 14252, 16288, 17500, 17815, 20000, 20360, 25450, 28000, 28504, 35000, 35630, 40720, 50900, 57008, 63625, 70000, 71260, 81440, 89075, 101800, 114016, 127250, 140000, 142520, 178150, 203600, 254500, 285040, 318125, 356300, 407200, 445375, 509000, 570080, 636250, 712600, 890750, 1018000, 1272500, 1425200, 1781500, 2036000, 2226875, 2545000, 2850400, 3563000, 4453750, 5090000, 7126000, 8907500, 10180000, 14252000, 17815000, 35630000, 71260000]

約数ペア:

[(1, 71260000), (2, 35630000), (4, 17815000), (5, 14252000), (7, 10180000), (8, 8907500), (10, 7126000), (14, 5090000), (16, 4453750), (20, 3563000), (25, 2850400), (28, 2545000), (32, 2226875), (35, 2036000), (40, 1781500), (50, 1425200), (56, 1272500), (70, 1018000), (80, 890750), (100, 712600), (112, 636250), (125, 570080), (140, 509000), (160, 445375), (175, 407200), (200, 356300), (224, 318125), (250, 285040), (280, 254500), (350, 203600), (400, 178150), (500, 142520), (509, 140000), (560, 127250), (625, 114016), (700, 101800), (800, 89075), (875, 81440), (1000, 71260), (1018, 70000), (1120, 63625), (1250, 57008), (1400, 50900), (1750, 40720), (2000, 35630), (2036, 35000), (2500, 28504), (2545, 28000), (2800, 25450), (3500, 20360), (3563, 20000), (4000, 17815), (4072, 17500), (4375, 16288), (5000, 14252), (5090, 14000), (5600, 12725), (7000, 10180), (7126, 10000), (8144, 8750)]