209745250

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5867}}^1$

素因数の和:5908

約数の個数: 64

約数和(自身を含む): 461365632

約数和(自身を除く): 251620382

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 125, 130, 143, 250, 275, 286, 325, 550, 650, 715, 1375, 1430, 1625, 2750, 3250, 3575, 5867, 7150, 11734, 17875, 29335, 35750, 58670, 64537, 76271, 129074, 146675, 152542, 293350, 322685, 381355, 645370, 733375, 762710, 838981, 1466750, 1613425, 1677962, 1906775, 3226850, 3813550, 4194905, 8067125, 8389810, 9533875, 16134250, 19067750, 20974525, 41949050, 104872625, 209745250]

約数ペア:

[(1, 209745250), (2, 104872625), (5, 41949050), (10, 20974525), (11, 19067750), (13, 16134250), (22, 9533875), (25, 8389810), (26, 8067125), (50, 4194905), (55, 3813550), (65, 3226850), (110, 1906775), (125, 1677962), (130, 1613425), (143, 1466750), (250, 838981), (275, 762710), (286, 733375), (325, 645370), (550, 381355), (650, 322685), (715, 293350), (1375, 152542), (1430, 146675), (1625, 129074), (2750, 76271), (3250, 64537), (3575, 58670), (5867, 35750), (7150, 29335), (11734, 17875)]