89554400

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:221

約数の個数: 144

約数和(自身を含む): 240609600

約数和(自身を除く): 151055200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 79, 80, 100, 104, 109, 130, 158, 160, 200, 208, 218, 260, 316, 325, 395, 400, 416, 436, 520, 545, 632, 650, 790, 800, 872, 1027, 1040, 1090, 1264, 1300, 1417, 1580, 1744, 1975, 2054, 2080, 2180, 2528, 2600, 2725, 2834, 3160, 3488, 3950, 4108, 4360, 5135, 5200, 5450, 5668, 6320, 7085, 7900, 8216, 8611, 8720, 10270, 10400, 10900, 11336, 12640, 14170, 15800, 16432, 17222, 17440, 20540, 21800, 22672, 25675, 28340, 31600, 32864, 34444, 35425, 41080, 43055, 43600, 45344, 51350, 56680, 63200, 68888, 70850, 82160, 86110, 87200, 102700, 111943, 113360, 137776, 141700, 164320, 172220, 205400, 215275, 223886, 226720, 275552, 283400, 344440, 410800, 430550, 447772, 559715, 566800, 688880, 821600, 861100, 895544, 1119430, 1133600, 1377760, 1722200, 1791088, 2238860, 2798575, 3444400, 3582176, 4477720, 5597150, 6888800, 8955440, 11194300, 17910880, 22388600, 44777200, 89554400]

約数ペア:

[(1, 89554400), (2, 44777200), (4, 22388600), (5, 17910880), (8, 11194300), (10, 8955440), (13, 6888800), (16, 5597150), (20, 4477720), (25, 3582176), (26, 3444400), (32, 2798575), (40, 2238860), (50, 1791088), (52, 1722200), (65, 1377760), (79, 1133600), (80, 1119430), (100, 895544), (104, 861100), (109, 821600), (130, 688880), (158, 566800), (160, 559715), (200, 447772), (208, 430550), (218, 410800), (260, 344440), (316, 283400), (325, 275552), (395, 226720), (400, 223886), (416, 215275), (436, 205400), (520, 172220), (545, 164320), (632, 141700), (650, 137776), (790, 113360), (800, 111943), (872, 102700), (1027, 87200), (1040, 86110), (1090, 82160), (1264, 70850), (1300, 68888), (1417, 63200), (1580, 56680), (1744, 51350), (1975, 45344), (2054, 43600), (2080, 43055), (2180, 41080), (2528, 35425), (2600, 34444), (2725, 32864), (2834, 31600), (3160, 28340), (3488, 25675), (3950, 22672), (4108, 21800), (4360, 20540), (5135, 17440), (5200, 17222), (5450, 16432), (5668, 15800), (6320, 14170), (7085, 12640), (7900, 11336), (8216, 10900), (8611, 10400), (8720, 10270)]