72951070

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{1949}}^1$

素因数の和:2172

約数の個数: 32

約数和(自身を含む): 138996000

約数和(自身を除く): 66044930

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 197, 394, 985, 1949, 1970, 3743, 3898, 7486, 9745, 18715, 19490, 37031, 37430, 74062, 185155, 370310, 383953, 767906, 1919765, 3839530, 7295107, 14590214, 36475535, 72951070]

約数ペア:

[(1, 72951070), (2, 36475535), (5, 14590214), (10, 7295107), (19, 3839530), (38, 1919765), (95, 767906), (190, 383953), (197, 370310), (394, 185155), (985, 74062), (1949, 37430), (1970, 37031), (3743, 19490), (3898, 18715), (7486, 9745)]