155128220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{6151}}^1$

素因数の和:6270

約数の個数: 48

約数和(自身を含む): 354502848

約数和(自身を除く): 199374628

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 97, 130, 194, 260, 388, 485, 970, 1261, 1940, 2522, 5044, 6151, 6305, 12302, 12610, 24604, 25220, 30755, 61510, 79963, 123020, 159926, 319852, 399815, 596647, 799630, 1193294, 1599260, 2386588, 2983235, 5966470, 7756411, 11932940, 15512822, 31025644, 38782055, 77564110, 155128220]

約数ペア:

[(1, 155128220), (2, 77564110), (4, 38782055), (5, 31025644), (10, 15512822), (13, 11932940), (20, 7756411), (26, 5966470), (52, 2983235), (65, 2386588), (97, 1599260), (130, 1193294), (194, 799630), (260, 596647), (388, 399815), (485, 319852), (970, 159926), (1261, 123020), (1940, 79963), (2522, 61510), (5044, 30755), (6151, 25220), (6305, 24604), (12302, 12610)]