61571840

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4373}}^1$

素因数の和:4405

約数の個数: 72

約数和(自身を含む): 160928208

約数和(自身を除く): 99356368

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 640, 704, 880, 1280, 1408, 1760, 2816, 3520, 4373, 7040, 8746, 14080, 17492, 21865, 34984, 43730, 48103, 69968, 87460, 96206, 139936, 174920, 192412, 240515, 279872, 349840, 384824, 481030, 559744, 699680, 769648, 962060, 1119488, 1399360, 1539296, 1924120, 2798720, 3078592, 3848240, 5597440, 6157184, 7696480, 12314368, 15392960, 30785920, 61571840]

約数ペア:

[(1, 61571840), (2, 30785920), (4, 15392960), (5, 12314368), (8, 7696480), (10, 6157184), (11, 5597440), (16, 3848240), (20, 3078592), (22, 2798720), (32, 1924120), (40, 1539296), (44, 1399360), (55, 1119488), (64, 962060), (80, 769648), (88, 699680), (110, 559744), (128, 481030), (160, 384824), (176, 349840), (220, 279872), (256, 240515), (320, 192412), (352, 174920), (440, 139936), (640, 96206), (704, 87460), (880, 69968), (1280, 48103), (1408, 43730), (1760, 34984), (2816, 21865), (3520, 17492), (4373, 14080), (7040, 8746)]