132781600

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:339

約数の個数: 144

約数和(自身を含む): 375350976

約数和(自身を除く): 242569376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 131, 140, 160, 175, 181, 200, 224, 262, 280, 350, 362, 400, 524, 560, 655, 700, 724, 800, 905, 917, 1048, 1120, 1267, 1310, 1400, 1448, 1810, 1834, 2096, 2534, 2620, 2800, 2896, 3275, 3620, 3668, 4192, 4525, 4585, 5068, 5240, 5600, 5792, 6335, 6550, 7240, 7336, 9050, 9170, 10136, 10480, 12670, 13100, 14480, 14672, 18100, 18340, 20272, 20960, 22925, 23711, 25340, 26200, 28960, 29344, 31675, 36200, 36680, 40544, 45850, 47422, 50680, 52400, 63350, 72400, 73360, 91700, 94844, 101360, 104800, 118555, 126700, 144800, 146720, 165977, 183400, 189688, 202720, 237110, 253400, 331954, 366800, 379376, 474220, 506800, 592775, 663908, 733600, 758752, 829885, 948440, 1013600, 1185550, 1327816, 1659770, 1896880, 2371100, 2655632, 3319540, 3793760, 4149425, 4742200, 5311264, 6639080, 8298850, 9484400, 13278160, 16597700, 18968800, 26556320, 33195400, 66390800, 132781600]

約数ペア:

[(1, 132781600), (2, 66390800), (4, 33195400), (5, 26556320), (7, 18968800), (8, 16597700), (10, 13278160), (14, 9484400), (16, 8298850), (20, 6639080), (25, 5311264), (28, 4742200), (32, 4149425), (35, 3793760), (40, 3319540), (50, 2655632), (56, 2371100), (70, 1896880), (80, 1659770), (100, 1327816), (112, 1185550), (131, 1013600), (140, 948440), (160, 829885), (175, 758752), (181, 733600), (200, 663908), (224, 592775), (262, 506800), (280, 474220), (350, 379376), (362, 366800), (400, 331954), (524, 253400), (560, 237110), (655, 202720), (700, 189688), (724, 183400), (800, 165977), (905, 146720), (917, 144800), (1048, 126700), (1120, 118555), (1267, 104800), (1310, 101360), (1400, 94844), (1448, 91700), (1810, 73360), (1834, 72400), (2096, 63350), (2534, 52400), (2620, 50680), (2800, 47422), (2896, 45850), (3275, 40544), (3620, 36680), (3668, 36200), (4192, 31675), (4525, 29344), (4585, 28960), (5068, 26200), (5240, 25340), (5600, 23711), (5792, 22925), (6335, 20960), (6550, 20272), (7240, 18340), (7336, 18100), (9050, 14672), (9170, 14480), (10136, 13100), (10480, 12670)]