68856800

素因数分解:

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

素因数の和:181

約数の個数: 144

約数和(自身を含む): 183082032

約数和(自身を除く): 114225232

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 61, 68, 80, 83, 85, 100, 122, 136, 160, 166, 170, 200, 244, 272, 305, 332, 340, 400, 415, 425, 488, 544, 610, 664, 680, 800, 830, 850, 976, 1037, 1220, 1328, 1360, 1411, 1525, 1660, 1700, 1952, 2074, 2075, 2440, 2656, 2720, 2822, 3050, 3320, 3400, 4148, 4150, 4880, 5063, 5185, 5644, 6100, 6640, 6800, 7055, 8296, 8300, 9760, 10126, 10370, 11288, 12200, 13280, 13600, 14110, 16592, 16600, 20252, 20740, 22576, 24400, 25315, 25925, 28220, 33184, 33200, 35275, 40504, 41480, 45152, 48800, 50630, 51850, 56440, 66400, 70550, 81008, 82960, 86071, 101260, 103700, 112880, 126575, 141100, 162016, 165920, 172142, 202520, 207400, 225760, 253150, 282200, 344284, 405040, 414800, 430355, 506300, 564400, 688568, 810080, 829600, 860710, 1012600, 1128800, 1377136, 1721420, 2025200, 2151775, 2754272, 3442840, 4050400, 4303550, 6885680, 8607100, 13771360, 17214200, 34428400, 68856800]

約数ペア:

[(1, 68856800), (2, 34428400), (4, 17214200), (5, 13771360), (8, 8607100), (10, 6885680), (16, 4303550), (17, 4050400), (20, 3442840), (25, 2754272), (32, 2151775), (34, 2025200), (40, 1721420), (50, 1377136), (61, 1128800), (68, 1012600), (80, 860710), (83, 829600), (85, 810080), (100, 688568), (122, 564400), (136, 506300), (160, 430355), (166, 414800), (170, 405040), (200, 344284), (244, 282200), (272, 253150), (305, 225760), (332, 207400), (340, 202520), (400, 172142), (415, 165920), (425, 162016), (488, 141100), (544, 126575), (610, 112880), (664, 103700), (680, 101260), (800, 86071), (830, 82960), (850, 81008), (976, 70550), (1037, 66400), (1220, 56440), (1328, 51850), (1360, 50630), (1411, 48800), (1525, 45152), (1660, 41480), (1700, 40504), (1952, 35275), (2074, 33200), (2075, 33184), (2440, 28220), (2656, 25925), (2720, 25315), (2822, 24400), (3050, 22576), (3320, 20740), (3400, 20252), (4148, 16600), (4150, 16592), (4880, 14110), (5063, 13600), (5185, 13280), (5644, 12200), (6100, 11288), (6640, 10370), (6800, 10126), (7055, 9760), (8296, 8300)]