55727360

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1$

素因数の和:248

約数の個数: 144

約数和(自身を含む): 152981136

約数和(自身を除く): 97253776

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, 197, 208, 221, 256, 260, 272, 320, 340, 394, 416, 442, 520, 544, 640, 680, 788, 832, 884, 985, 1040, 1088, 1105, 1280, 1360, 1576, 1664, 1768, 1970, 2080, 2176, 2210, 2561, 2720, 3152, 3328, 3349, 3536, 3940, 4160, 4352, 4420, 5122, 5440, 6304, 6698, 7072, 7880, 8320, 8840, 10244, 10880, 12608, 12805, 13396, 14144, 15760, 16640, 16745, 17680, 20488, 21760, 25216, 25610, 26792, 28288, 31520, 33490, 35360, 40976, 43537, 50432, 51220, 53584, 56576, 63040, 66980, 70720, 81952, 87074, 102440, 107168, 126080, 133960, 141440, 163904, 174148, 204880, 214336, 217685, 252160, 267920, 282880, 327808, 348296, 409760, 428672, 435370, 535840, 655616, 696592, 819520, 857344, 870740, 1071680, 1393184, 1639040, 1741480, 2143360, 2786368, 3278080, 3482960, 4286720, 5572736, 6965920, 11145472, 13931840, 27863680, 55727360]

約数ペア:

[(1, 55727360), (2, 27863680), (4, 13931840), (5, 11145472), (8, 6965920), (10, 5572736), (13, 4286720), (16, 3482960), (17, 3278080), (20, 2786368), (26, 2143360), (32, 1741480), (34, 1639040), (40, 1393184), (52, 1071680), (64, 870740), (65, 857344), (68, 819520), (80, 696592), (85, 655616), (104, 535840), (128, 435370), (130, 428672), (136, 409760), (160, 348296), (170, 327808), (197, 282880), (208, 267920), (221, 252160), (256, 217685), (260, 214336), (272, 204880), (320, 174148), (340, 163904), (394, 141440), (416, 133960), (442, 126080), (520, 107168), (544, 102440), (640, 87074), (680, 81952), (788, 70720), (832, 66980), (884, 63040), (985, 56576), (1040, 53584), (1088, 51220), (1105, 50432), (1280, 43537), (1360, 40976), (1576, 35360), (1664, 33490), (1768, 31520), (1970, 28288), (2080, 26792), (2176, 25610), (2210, 25216), (2561, 21760), (2720, 20488), (3152, 17680), (3328, 16745), (3349, 16640), (3536, 15760), (3940, 14144), (4160, 13396), (4352, 12805), (4420, 12608), (5122, 10880), (5440, 10244), (6304, 8840), (6698, 8320), (7072, 7880)]