161045120

素因数分解:

$2^7\times 5^1\times {\mathrm{29}}^1\times {\mathrm{8677}}^1$

素因数の和:8725

約数の個数: 64

約数和(自身を含む): 398320200

約数和(自身を除く): 237275080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 290, 320, 464, 580, 640, 928, 1160, 1856, 2320, 3712, 4640, 8677, 9280, 17354, 18560, 34708, 43385, 69416, 86770, 138832, 173540, 251633, 277664, 347080, 503266, 555328, 694160, 1006532, 1110656, 1258165, 1388320, 2013064, 2516330, 2776640, 4026128, 5032660, 5553280, 8052256, 10065320, 16104512, 20130640, 32209024, 40261280, 80522560, 161045120]

約数ペア:

[(1, 161045120), (2, 80522560), (4, 40261280), (5, 32209024), (8, 20130640), (10, 16104512), (16, 10065320), (20, 8052256), (29, 5553280), (32, 5032660), (40, 4026128), (58, 2776640), (64, 2516330), (80, 2013064), (116, 1388320), (128, 1258165), (145, 1110656), (160, 1006532), (232, 694160), (290, 555328), (320, 503266), (464, 347080), (580, 277664), (640, 251633), (928, 173540), (1160, 138832), (1856, 86770), (2320, 69416), (3712, 43385), (4640, 34708), (8677, 18560), (9280, 17354)]