201780800

素因数分解:

$2^6\times 5^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:233

約数の個数: 168

約数和(自身を含む): 545668200

約数和(自身を除く): 343887400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 89, 100, 104, 109, 130, 160, 178, 200, 208, 218, 260, 320, 325, 356, 400, 416, 436, 445, 520, 545, 650, 712, 800, 832, 872, 890, 1040, 1090, 1157, 1300, 1417, 1424, 1600, 1744, 1780, 2080, 2180, 2225, 2314, 2600, 2725, 2834, 2848, 3488, 3560, 4160, 4360, 4450, 4628, 5200, 5450, 5668, 5696, 5785, 6976, 7085, 7120, 8720, 8900, 9256, 9701, 10400, 10900, 11336, 11570, 14170, 14240, 17440, 17800, 18512, 19402, 20800, 21800, 22672, 23140, 28340, 28480, 28925, 34880, 35425, 35600, 37024, 38804, 43600, 45344, 46280, 48505, 56680, 57850, 70850, 71200, 74048, 77608, 87200, 90688, 92560, 97010, 113360, 115700, 126113, 141700, 142400, 155216, 174400, 185120, 194020, 226720, 231400, 242525, 252226, 283400, 310432, 370240, 388040, 453440, 462800, 485050, 504452, 566800, 620864, 630565, 776080, 925600, 970100, 1008904, 1133600, 1261130, 1552160, 1851200, 1940200, 2017808, 2267200, 2522260, 3104320, 3152825, 3880400, 4035616, 5044520, 6305650, 7760800, 8071232, 10089040, 12611300, 15521600, 20178080, 25222600, 40356160, 50445200, 100890400, 201780800]

約数ペア:

[(1, 201780800), (2, 100890400), (4, 50445200), (5, 40356160), (8, 25222600), (10, 20178080), (13, 15521600), (16, 12611300), (20, 10089040), (25, 8071232), (26, 7760800), (32, 6305650), (40, 5044520), (50, 4035616), (52, 3880400), (64, 3152825), (65, 3104320), (80, 2522260), (89, 2267200), (100, 2017808), (104, 1940200), (109, 1851200), (130, 1552160), (160, 1261130), (178, 1133600), (200, 1008904), (208, 970100), (218, 925600), (260, 776080), (320, 630565), (325, 620864), (356, 566800), (400, 504452), (416, 485050), (436, 462800), (445, 453440), (520, 388040), (545, 370240), (650, 310432), (712, 283400), (800, 252226), (832, 242525), (872, 231400), (890, 226720), (1040, 194020), (1090, 185120), (1157, 174400), (1300, 155216), (1417, 142400), (1424, 141700), (1600, 126113), (1744, 115700), (1780, 113360), (2080, 97010), (2180, 92560), (2225, 90688), (2314, 87200), (2600, 77608), (2725, 74048), (2834, 71200), (2848, 70850), (3488, 57850), (3560, 56680), (4160, 48505), (4360, 46280), (4450, 45344), (4628, 43600), (5200, 38804), (5450, 37024), (5668, 35600), (5696, 35425), (5785, 34880), (6976, 28925), (7085, 28480), (7120, 28340), (8720, 23140), (8900, 22672), (9256, 21800), (9701, 20800), (10400, 19402), (10900, 18512), (11336, 17800), (11570, 17440), (14170, 14240)]