70420000

素因数分解:

$2^5\times 5^4\times 7^1\times {\mathrm{503}}^1$

素因数の和:540

約数の個数: 120

約数和(自身を含む): 198386496

約数和(自身を除く): 127966496

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, 503, 560, 625, 700, 800, 875, 1000, 1006, 1120, 1250, 1400, 1750, 2000, 2012, 2500, 2515, 2800, 3500, 3521, 4000, 4024, 4375, 5000, 5030, 5600, 7000, 7042, 8048, 8750, 10000, 10060, 12575, 14000, 14084, 16096, 17500, 17605, 20000, 20120, 25150, 28000, 28168, 35000, 35210, 40240, 50300, 56336, 62875, 70000, 70420, 80480, 88025, 100600, 112672, 125750, 140000, 140840, 176050, 201200, 251500, 281680, 314375, 352100, 402400, 440125, 503000, 563360, 628750, 704200, 880250, 1006000, 1257500, 1408400, 1760500, 2012000, 2200625, 2515000, 2816800, 3521000, 4401250, 5030000, 7042000, 8802500, 10060000, 14084000, 17605000, 35210000, 70420000]

約数ペア:

[(1, 70420000), (2, 35210000), (4, 17605000), (5, 14084000), (7, 10060000), (8, 8802500), (10, 7042000), (14, 5030000), (16, 4401250), (20, 3521000), (25, 2816800), (28, 2515000), (32, 2200625), (35, 2012000), (40, 1760500), (50, 1408400), (56, 1257500), (70, 1006000), (80, 880250), (100, 704200), (112, 628750), (125, 563360), (140, 503000), (160, 440125), (175, 402400), (200, 352100), (224, 314375), (250, 281680), (280, 251500), (350, 201200), (400, 176050), (500, 140840), (503, 140000), (560, 125750), (625, 112672), (700, 100600), (800, 88025), (875, 80480), (1000, 70420), (1006, 70000), (1120, 62875), (1250, 56336), (1400, 50300), (1750, 40240), (2000, 35210), (2012, 35000), (2500, 28168), (2515, 28000), (2800, 25150), (3500, 20120), (3521, 20000), (4000, 17605), (4024, 17500), (4375, 16096), (5000, 14084), (5030, 14000), (5600, 12575), (7000, 10060), (7042, 10000), (8048, 8750)]