65905000

素因数分解:

$2^3\times 5^4\times 7^2\times {\mathrm{269}}^1$

素因数の和:309

約数の個数: 120

約数和(自身を含む): 180293850

約数和(自身を除く): 114388850

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 125, 140, 175, 196, 200, 245, 250, 269, 280, 350, 392, 490, 500, 538, 625, 700, 875, 980, 1000, 1076, 1225, 1250, 1345, 1400, 1750, 1883, 1960, 2152, 2450, 2500, 2690, 3500, 3766, 4375, 4900, 5000, 5380, 6125, 6725, 7000, 7532, 8750, 9415, 9800, 10760, 12250, 13181, 13450, 15064, 17500, 18830, 24500, 26362, 26900, 30625, 33625, 35000, 37660, 47075, 49000, 52724, 53800, 61250, 65905, 67250, 75320, 94150, 105448, 122500, 131810, 134500, 168125, 188300, 235375, 245000, 263620, 269000, 329525, 336250, 376600, 470750, 527240, 659050, 672500, 941500, 1176875, 1318100, 1345000, 1647625, 1883000, 2353750, 2636200, 3295250, 4707500, 6590500, 8238125, 9415000, 13181000, 16476250, 32952500, 65905000]

約数ペア:

[(1, 65905000), (2, 32952500), (4, 16476250), (5, 13181000), (7, 9415000), (8, 8238125), (10, 6590500), (14, 4707500), (20, 3295250), (25, 2636200), (28, 2353750), (35, 1883000), (40, 1647625), (49, 1345000), (50, 1318100), (56, 1176875), (70, 941500), (98, 672500), (100, 659050), (125, 527240), (140, 470750), (175, 376600), (196, 336250), (200, 329525), (245, 269000), (250, 263620), (269, 245000), (280, 235375), (350, 188300), (392, 168125), (490, 134500), (500, 131810), (538, 122500), (625, 105448), (700, 94150), (875, 75320), (980, 67250), (1000, 65905), (1076, 61250), (1225, 53800), (1250, 52724), (1345, 49000), (1400, 47075), (1750, 37660), (1883, 35000), (1960, 33625), (2152, 30625), (2450, 26900), (2500, 26362), (2690, 24500), (3500, 18830), (3766, 17500), (4375, 15064), (4900, 13450), (5000, 13181), (5380, 12250), (6125, 10760), (6725, 9800), (7000, 9415), (7532, 8750)]