25259500

素因数分解:

$2^2\times 5^3\times 7^2\times {\mathrm{1031}}^1$

素因数の和:1064

約数の個数: 72

約数和(自身を含む): 64235808

約数和(自身を除く): 38976308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 125, 140, 175, 196, 245, 250, 350, 490, 500, 700, 875, 980, 1031, 1225, 1750, 2062, 2450, 3500, 4124, 4900, 5155, 6125, 7217, 10310, 12250, 14434, 20620, 24500, 25775, 28868, 36085, 50519, 51550, 72170, 101038, 103100, 128875, 144340, 180425, 202076, 252595, 257750, 360850, 505190, 515500, 721700, 902125, 1010380, 1262975, 1804250, 2525950, 3608500, 5051900, 6314875, 12629750, 25259500]

約数ペア:

[(1, 25259500), (2, 12629750), (4, 6314875), (5, 5051900), (7, 3608500), (10, 2525950), (14, 1804250), (20, 1262975), (25, 1010380), (28, 902125), (35, 721700), (49, 515500), (50, 505190), (70, 360850), (98, 257750), (100, 252595), (125, 202076), (140, 180425), (175, 144340), (196, 128875), (245, 103100), (250, 101038), (350, 72170), (490, 51550), (500, 50519), (700, 36085), (875, 28868), (980, 25775), (1031, 24500), (1225, 20620), (1750, 14434), (2062, 12250), (2450, 10310), (3500, 7217), (4124, 6125), (4900, 5155)]