205119000010

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23131}}^1\times {\mathrm{52163}}^1$

素因数の和:75318

約数の個数: 32

約数和(自身を含む): 390957077952

約数和(自身を除く): 185838077942

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 23131, 46262, 52163, 104326, 115655, 231310, 260815, 393227, 521630, 786454, 886771, 1773542, 1966135, 3932270, 4433855, 8867710, 1206582353, 2413164706, 6032911765, 12065823530, 20511900001, 41023800002, 102559500005, 205119000010]

約数ペア:

[(1, 205119000010), (2, 102559500005), (5, 41023800002), (10, 20511900001), (17, 12065823530), (34, 6032911765), (85, 2413164706), (170, 1206582353), (23131, 8867710), (46262, 4433855), (52163, 3932270), (104326, 1966135), (115655, 1773542), (231310, 886771), (260815, 786454), (393227, 521630)]