55020160

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1$

素因数の和:438

約数の個数: 128

約数和(自身を含む): 150368400

約数和(自身を除く): 95348240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 104, 128, 130, 136, 160, 170, 208, 221, 260, 272, 320, 340, 389, 416, 442, 520, 544, 640, 680, 778, 832, 884, 1040, 1088, 1105, 1360, 1556, 1664, 1768, 1945, 2080, 2176, 2210, 2720, 3112, 3536, 3890, 4160, 4420, 5057, 5440, 6224, 6613, 7072, 7780, 8320, 8840, 10114, 10880, 12448, 13226, 14144, 15560, 17680, 20228, 24896, 25285, 26452, 28288, 31120, 33065, 35360, 40456, 49792, 50570, 52904, 62240, 66130, 70720, 80912, 85969, 101140, 105808, 124480, 132260, 141440, 161824, 171938, 202280, 211616, 248960, 264520, 323648, 343876, 404560, 423232, 429845, 529040, 647296, 687752, 809120, 846464, 859690, 1058080, 1375504, 1618240, 1719380, 2116160, 2751008, 3236480, 3438760, 4232320, 5502016, 6877520, 11004032, 13755040, 27510080, 55020160]

約数ペア:

[(1, 55020160), (2, 27510080), (4, 13755040), (5, 11004032), (8, 6877520), (10, 5502016), (13, 4232320), (16, 3438760), (17, 3236480), (20, 2751008), (26, 2116160), (32, 1719380), (34, 1618240), (40, 1375504), (52, 1058080), (64, 859690), (65, 846464), (68, 809120), (80, 687752), (85, 647296), (104, 529040), (128, 429845), (130, 423232), (136, 404560), (160, 343876), (170, 323648), (208, 264520), (221, 248960), (260, 211616), (272, 202280), (320, 171938), (340, 161824), (389, 141440), (416, 132260), (442, 124480), (520, 105808), (544, 101140), (640, 85969), (680, 80912), (778, 70720), (832, 66130), (884, 62240), (1040, 52904), (1088, 50570), (1105, 49792), (1360, 40456), (1556, 35360), (1664, 33065), (1768, 31120), (1945, 28288), (2080, 26452), (2176, 25285), (2210, 24896), (2720, 20228), (3112, 17680), (3536, 15560), (3890, 14144), (4160, 13226), (4420, 12448), (5057, 10880), (5440, 10114), (6224, 8840), (6613, 8320), (7072, 7780)]