40982900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{461}}^1$

素因数の和:609

約数の個数: 72

約数和(自身を含む): 102660096

約数和(自身を除く): 61677196

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 127, 140, 175, 254, 350, 461, 508, 635, 700, 889, 922, 1270, 1778, 1844, 2305, 2540, 3175, 3227, 3556, 4445, 4610, 6350, 6454, 8890, 9220, 11525, 12700, 12908, 16135, 17780, 22225, 23050, 32270, 44450, 46100, 58547, 64540, 80675, 88900, 117094, 161350, 234188, 292735, 322700, 409829, 585470, 819658, 1170940, 1463675, 1639316, 2049145, 2927350, 4098290, 5854700, 8196580, 10245725, 20491450, 40982900]

約数ペア:

[(1, 40982900), (2, 20491450), (4, 10245725), (5, 8196580), (7, 5854700), (10, 4098290), (14, 2927350), (20, 2049145), (25, 1639316), (28, 1463675), (35, 1170940), (50, 819658), (70, 585470), (100, 409829), (127, 322700), (140, 292735), (175, 234188), (254, 161350), (350, 117094), (461, 88900), (508, 80675), (635, 64540), (700, 58547), (889, 46100), (922, 44450), (1270, 32270), (1778, 23050), (1844, 22225), (2305, 17780), (2540, 16135), (3175, 12908), (3227, 12700), (3556, 11525), (4445, 9220), (4610, 8890), (6350, 6454)]