55085440

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:180

約数の個数: 128

約数和(自身を含む): 143428320

約数和(自身を除く): 88342880

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 61, 64, 68, 80, 83, 85, 122, 128, 136, 160, 166, 170, 244, 272, 305, 320, 332, 340, 415, 488, 544, 610, 640, 664, 680, 830, 976, 1037, 1088, 1220, 1328, 1360, 1411, 1660, 1952, 2074, 2176, 2440, 2656, 2720, 2822, 3320, 3904, 4148, 4880, 5063, 5185, 5312, 5440, 5644, 6640, 7055, 7808, 8296, 9760, 10126, 10370, 10624, 10880, 11288, 13280, 14110, 16592, 19520, 20252, 20740, 22576, 25315, 26560, 28220, 33184, 39040, 40504, 41480, 45152, 50630, 53120, 56440, 66368, 81008, 82960, 86071, 90304, 101260, 112880, 132736, 162016, 165920, 172142, 180608, 202520, 225760, 324032, 331840, 344284, 405040, 430355, 451520, 648064, 663680, 688568, 810080, 860710, 903040, 1377136, 1620160, 1721420, 2754272, 3240320, 3442840, 5508544, 6885680, 11017088, 13771360, 27542720, 55085440]

約数ペア:

[(1, 55085440), (2, 27542720), (4, 13771360), (5, 11017088), (8, 6885680), (10, 5508544), (16, 3442840), (17, 3240320), (20, 2754272), (32, 1721420), (34, 1620160), (40, 1377136), (61, 903040), (64, 860710), (68, 810080), (80, 688568), (83, 663680), (85, 648064), (122, 451520), (128, 430355), (136, 405040), (160, 344284), (166, 331840), (170, 324032), (244, 225760), (272, 202520), (305, 180608), (320, 172142), (332, 165920), (340, 162016), (415, 132736), (488, 112880), (544, 101260), (610, 90304), (640, 86071), (664, 82960), (680, 81008), (830, 66368), (976, 56440), (1037, 53120), (1088, 50630), (1220, 45152), (1328, 41480), (1360, 40504), (1411, 39040), (1660, 33184), (1952, 28220), (2074, 26560), (2176, 25315), (2440, 22576), (2656, 20740), (2720, 20252), (2822, 19520), (3320, 16592), (3904, 14110), (4148, 13280), (4880, 11288), (5063, 10880), (5185, 10624), (5312, 10370), (5440, 10126), (5644, 9760), (6640, 8296), (7055, 7808)]