55690240

素因数分解:

$2^{10}\times 5^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:247

約数の個数: 88

約数和(自身を含む): 136330200

約数和(自身を除く): 80639960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 128, 146, 149, 160, 256, 292, 298, 320, 365, 512, 584, 596, 640, 730, 745, 1024, 1168, 1192, 1280, 1460, 1490, 2336, 2384, 2560, 2920, 2980, 4672, 4768, 5120, 5840, 5960, 9344, 9536, 10877, 11680, 11920, 18688, 19072, 21754, 23360, 23840, 37376, 38144, 43508, 46720, 47680, 54385, 74752, 76288, 87016, 93440, 95360, 108770, 152576, 174032, 186880, 190720, 217540, 348064, 373760, 381440, 435080, 696128, 762880, 870160, 1392256, 1740320, 2784512, 3480640, 5569024, 6961280, 11138048, 13922560, 27845120, 55690240]

約数ペア:

[(1, 55690240), (2, 27845120), (4, 13922560), (5, 11138048), (8, 6961280), (10, 5569024), (16, 3480640), (20, 2784512), (32, 1740320), (40, 1392256), (64, 870160), (73, 762880), (80, 696128), (128, 435080), (146, 381440), (149, 373760), (160, 348064), (256, 217540), (292, 190720), (298, 186880), (320, 174032), (365, 152576), (512, 108770), (584, 95360), (596, 93440), (640, 87016), (730, 76288), (745, 74752), (1024, 54385), (1168, 47680), (1192, 46720), (1280, 43508), (1460, 38144), (1490, 37376), (2336, 23840), (2384, 23360), (2560, 21754), (2920, 19072), (2980, 18688), (4672, 11920), (4768, 11680), (5120, 10877), (5840, 9536), (5960, 9344)]