56454280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1361}}^1$

素因数の和:1450

約数の個数: 64

約数和(自身を含む): 136799280

約数和(自身を除く): 80345000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 61, 68, 85, 122, 136, 170, 244, 305, 340, 488, 610, 680, 1037, 1220, 1361, 2074, 2440, 2722, 4148, 5185, 5444, 6805, 8296, 10370, 10888, 13610, 20740, 23137, 27220, 41480, 46274, 54440, 83021, 92548, 115685, 166042, 185096, 231370, 332084, 415105, 462740, 664168, 830210, 925480, 1411357, 1660420, 2822714, 3320840, 5645428, 7056785, 11290856, 14113570, 28227140, 56454280]

約数ペア:

[(1, 56454280), (2, 28227140), (4, 14113570), (5, 11290856), (8, 7056785), (10, 5645428), (17, 3320840), (20, 2822714), (34, 1660420), (40, 1411357), (61, 925480), (68, 830210), (85, 664168), (122, 462740), (136, 415105), (170, 332084), (244, 231370), (305, 185096), (340, 166042), (488, 115685), (610, 92548), (680, 83021), (1037, 54440), (1220, 46274), (1361, 41480), (2074, 27220), (2440, 23137), (2722, 20740), (4148, 13610), (5185, 10888), (5444, 10370), (6805, 8296)]