49680820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{983}}^1$

素因数の和:1037

約数の個数: 72

約数和(自身を含む): 125967744

約数和(自身を除く): 76286924

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 361, 380, 532, 665, 722, 983, 1330, 1444, 1805, 1966, 2527, 2660, 3610, 3932, 4915, 5054, 6881, 7220, 9830, 10108, 12635, 13762, 18677, 19660, 25270, 27524, 34405, 37354, 50540, 68810, 74708, 93385, 130739, 137620, 186770, 261478, 354863, 373540, 522956, 653695, 709726, 1307390, 1419452, 1774315, 2484041, 2614780, 3548630, 4968082, 7097260, 9936164, 12420205, 24840410, 49680820]

約数ペア:

[(1, 49680820), (2, 24840410), (4, 12420205), (5, 9936164), (7, 7097260), (10, 4968082), (14, 3548630), (19, 2614780), (20, 2484041), (28, 1774315), (35, 1419452), (38, 1307390), (70, 709726), (76, 653695), (95, 522956), (133, 373540), (140, 354863), (190, 261478), (266, 186770), (361, 137620), (380, 130739), (532, 93385), (665, 74708), (722, 68810), (983, 50540), (1330, 37354), (1444, 34405), (1805, 27524), (1966, 25270), (2527, 19660), (2660, 18677), (3610, 13762), (3932, 12635), (4915, 10108), (5054, 9830), (6881, 7220)]