25722400

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:147

約数の個数: 144

約数和(自身を含む): 71245440

約数和(自身を除く): 45523040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 37, 40, 44, 50, 55, 74, 79, 80, 88, 100, 110, 148, 158, 160, 176, 185, 200, 220, 275, 296, 316, 352, 370, 395, 400, 407, 440, 550, 592, 632, 740, 790, 800, 814, 869, 880, 925, 1100, 1184, 1264, 1480, 1580, 1628, 1738, 1760, 1850, 1975, 2035, 2200, 2528, 2923, 2960, 3160, 3256, 3476, 3700, 3950, 4070, 4345, 4400, 5846, 5920, 6320, 6512, 6952, 7400, 7900, 8140, 8690, 8800, 10175, 11692, 12640, 13024, 13904, 14615, 14800, 15800, 16280, 17380, 20350, 21725, 23384, 27808, 29230, 29600, 31600, 32153, 32560, 34760, 40700, 43450, 46768, 58460, 63200, 64306, 65120, 69520, 73075, 81400, 86900, 93536, 116920, 128612, 139040, 146150, 160765, 162800, 173800, 233840, 257224, 292300, 321530, 325600, 347600, 467680, 514448, 584600, 643060, 695200, 803825, 1028896, 1169200, 1286120, 1607650, 2338400, 2572240, 3215300, 5144480, 6430600, 12861200, 25722400]

約数ペア:

[(1, 25722400), (2, 12861200), (4, 6430600), (5, 5144480), (8, 3215300), (10, 2572240), (11, 2338400), (16, 1607650), (20, 1286120), (22, 1169200), (25, 1028896), (32, 803825), (37, 695200), (40, 643060), (44, 584600), (50, 514448), (55, 467680), (74, 347600), (79, 325600), (80, 321530), (88, 292300), (100, 257224), (110, 233840), (148, 173800), (158, 162800), (160, 160765), (176, 146150), (185, 139040), (200, 128612), (220, 116920), (275, 93536), (296, 86900), (316, 81400), (352, 73075), (370, 69520), (395, 65120), (400, 64306), (407, 63200), (440, 58460), (550, 46768), (592, 43450), (632, 40700), (740, 34760), (790, 32560), (800, 32153), (814, 31600), (869, 29600), (880, 29230), (925, 27808), (1100, 23384), (1184, 21725), (1264, 20350), (1480, 17380), (1580, 16280), (1628, 15800), (1738, 14800), (1760, 14615), (1850, 13904), (1975, 13024), (2035, 12640), (2200, 11692), (2528, 10175), (2923, 8800), (2960, 8690), (3160, 8140), (3256, 7900), (3476, 7400), (3700, 6952), (3950, 6512), (4070, 6320), (4345, 5920), (4400, 5846)]