13309075220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{1811}}^1\times {\mathrm{7499}}^1$

素因数の和:9333

約数の個数: 72

約数和(自身を含む): 32534460000

約数和(自身を除く): 19225384780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 1811, 3622, 7244, 7499, 9055, 12677, 14998, 18110, 25354, 29996, 36220, 37495, 50708, 52493, 63385, 74990, 88739, 104986, 126770, 149980, 177478, 209972, 253540, 262465, 354956, 367451, 443695, 524930, 734902, 887390, 1049860, 1469804, 1774780, 1837255, 3674510, 7349020, 13580689, 27161378, 54322756, 67903445, 95064823, 135806890, 190129646, 271613780, 380259292, 475324115, 665453761, 950648230, 1330907522, 1901296460, 2661815044, 3327268805, 6654537610, 13309075220]

約数ペア:

[(1, 13309075220), (2, 6654537610), (4, 3327268805), (5, 2661815044), (7, 1901296460), (10, 1330907522), (14, 950648230), (20, 665453761), (28, 475324115), (35, 380259292), (49, 271613780), (70, 190129646), (98, 135806890), (140, 95064823), (196, 67903445), (245, 54322756), (490, 27161378), (980, 13580689), (1811, 7349020), (3622, 3674510), (7244, 1837255), (7499, 1774780), (9055, 1469804), (12677, 1049860), (14998, 887390), (18110, 734902), (25354, 524930), (29996, 443695), (36220, 367451), (37495, 354956), (50708, 262465), (52493, 253540), (63385, 209972), (74990, 177478), (88739, 149980), (104986, 126770)]