85711600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1$

素因数の和:395

約数の個数: 120

約数和(自身を含む): 226672992

約数和(自身を除く): 140961392

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 53, 65, 80, 100, 104, 106, 130, 200, 208, 212, 260, 265, 311, 325, 400, 424, 520, 530, 622, 650, 689, 848, 1040, 1060, 1244, 1300, 1325, 1378, 1555, 2120, 2488, 2600, 2650, 2756, 3110, 3445, 4043, 4240, 4976, 5200, 5300, 5512, 6220, 6890, 7775, 8086, 10600, 11024, 12440, 13780, 15550, 16172, 16483, 17225, 20215, 21200, 24880, 27560, 31100, 32344, 32966, 34450, 40430, 55120, 62200, 64688, 65932, 68900, 80860, 82415, 101075, 124400, 131864, 137800, 161720, 164830, 202150, 214279, 263728, 275600, 323440, 329660, 404300, 412075, 428558, 659320, 808600, 824150, 857116, 1071395, 1318640, 1617200, 1648300, 1714232, 2142790, 3296600, 3428464, 4285580, 5356975, 6593200, 8571160, 10713950, 17142320, 21427900, 42855800, 85711600]

約数ペア:

[(1, 85711600), (2, 42855800), (4, 21427900), (5, 17142320), (8, 10713950), (10, 8571160), (13, 6593200), (16, 5356975), (20, 4285580), (25, 3428464), (26, 3296600), (40, 2142790), (50, 1714232), (52, 1648300), (53, 1617200), (65, 1318640), (80, 1071395), (100, 857116), (104, 824150), (106, 808600), (130, 659320), (200, 428558), (208, 412075), (212, 404300), (260, 329660), (265, 323440), (311, 275600), (325, 263728), (400, 214279), (424, 202150), (520, 164830), (530, 161720), (622, 137800), (650, 131864), (689, 124400), (848, 101075), (1040, 82415), (1060, 80860), (1244, 68900), (1300, 65932), (1325, 64688), (1378, 62200), (1555, 55120), (2120, 40430), (2488, 34450), (2600, 32966), (2650, 32344), (2756, 31100), (3110, 27560), (3445, 24880), (4043, 21200), (4240, 20215), (4976, 17225), (5200, 16483), (5300, 16172), (5512, 15550), (6220, 13780), (6890, 12440), (7775, 11024), (8086, 10600)]