79469740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{18311}}^1$

素因数の和:18358

約数の個数: 48

約数和(自身を含む): 196890624

約数和(自身を除く): 117420884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 18311, 36622, 73244, 91555, 128177, 183110, 256354, 366220, 512708, 567641, 640885, 1135282, 1281770, 2270564, 2563540, 2838205, 3973487, 5676410, 7946974, 11352820, 15893948, 19867435, 39734870, 79469740]

約数ペア:

[(1, 79469740), (2, 39734870), (4, 19867435), (5, 15893948), (7, 11352820), (10, 7946974), (14, 5676410), (20, 3973487), (28, 2838205), (31, 2563540), (35, 2270564), (62, 1281770), (70, 1135282), (124, 640885), (140, 567641), (155, 512708), (217, 366220), (310, 256354), (434, 183110), (620, 128177), (868, 91555), (1085, 73244), (2170, 36622), (4340, 18311)]