2016988900

素因数分解:

$2^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{269}}^1\times {\mathrm{773}}^1$

素因数の和:1153

約数の個数: 72

約数和(自身を含む): 4444168680

約数和(自身を除く): 2427179780

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 194, 269, 388, 485, 538, 773, 970, 1076, 1345, 1546, 1940, 2425, 2690, 3092, 3865, 4850, 5380, 6725, 7730, 9700, 13450, 15460, 19325, 26093, 26900, 38650, 52186, 74981, 77300, 104372, 130465, 149962, 207937, 260930, 299924, 374905, 415874, 521860, 652325, 749810, 831748, 1039685, 1304650, 1499620, 1874525, 2079370, 2609300, 3749050, 4158740, 5198425, 7498100, 10396850, 20169889, 20793700, 40339778, 80679556, 100849445, 201698890, 403397780, 504247225, 1008494450, 2016988900]

約数ペア:

[(1, 2016988900), (2, 1008494450), (4, 504247225), (5, 403397780), (10, 201698890), (20, 100849445), (25, 80679556), (50, 40339778), (97, 20793700), (100, 20169889), (194, 10396850), (269, 7498100), (388, 5198425), (485, 4158740), (538, 3749050), (773, 2609300), (970, 2079370), (1076, 1874525), (1345, 1499620), (1546, 1304650), (1940, 1039685), (2425, 831748), (2690, 749810), (3092, 652325), (3865, 521860), (4850, 415874), (5380, 374905), (6725, 299924), (7730, 260930), (9700, 207937), (13450, 149962), (15460, 130465), (19325, 104372), (26093, 77300), (26900, 74981), (38650, 52186)]