3993500

素因数分解:

$2^2\times 5^3\times 7^2\times {\mathrm{163}}^1$

素因数の和:196

約数の個数: 72

約数和(自身を含む): 10208016

約数和(自身を除く): 6214516

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 125, 140, 163, 175, 196, 245, 250, 326, 350, 490, 500, 652, 700, 815, 875, 980, 1141, 1225, 1630, 1750, 2282, 2450, 3260, 3500, 4075, 4564, 4900, 5705, 6125, 7987, 8150, 11410, 12250, 15974, 16300, 20375, 22820, 24500, 28525, 31948, 39935, 40750, 57050, 79870, 81500, 114100, 142625, 159740, 199675, 285250, 399350, 570500, 798700, 998375, 1996750, 3993500]

約数ペア:

[(1, 3993500), (2, 1996750), (4, 998375), (5, 798700), (7, 570500), (10, 399350), (14, 285250), (20, 199675), (25, 159740), (28, 142625), (35, 114100), (49, 81500), (50, 79870), (70, 57050), (98, 40750), (100, 39935), (125, 31948), (140, 28525), (163, 24500), (175, 22820), (196, 20375), (245, 16300), (250, 15974), (326, 12250), (350, 11410), (490, 8150), (500, 7987), (652, 6125), (700, 5705), (815, 4900), (875, 4564), (980, 4075), (1141, 3500), (1225, 3260), (1630, 2450), (1750, 2282)]