201039520

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{1109}}^1$

素因数の和:1238

約数の個数: 96

約数和(自身を含む): 523635840

約数和(自身を除く): 322596320

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 103, 110, 160, 176, 206, 220, 352, 412, 440, 515, 824, 880, 1030, 1109, 1133, 1648, 1760, 2060, 2218, 2266, 3296, 4120, 4436, 4532, 5545, 5665, 8240, 8872, 9064, 11090, 11330, 12199, 16480, 17744, 18128, 22180, 22660, 24398, 35488, 36256, 44360, 45320, 48796, 60995, 88720, 90640, 97592, 114227, 121990, 177440, 181280, 195184, 228454, 243980, 390368, 456908, 487960, 571135, 913816, 975920, 1142270, 1256497, 1827632, 1951840, 2284540, 2512994, 3655264, 4569080, 5025988, 6282485, 9138160, 10051976, 12564970, 18276320, 20103952, 25129940, 40207904, 50259880, 100519760, 201039520]

約数ペア:

[(1, 201039520), (2, 100519760), (4, 50259880), (5, 40207904), (8, 25129940), (10, 20103952), (11, 18276320), (16, 12564970), (20, 10051976), (22, 9138160), (32, 6282485), (40, 5025988), (44, 4569080), (55, 3655264), (80, 2512994), (88, 2284540), (103, 1951840), (110, 1827632), (160, 1256497), (176, 1142270), (206, 975920), (220, 913816), (352, 571135), (412, 487960), (440, 456908), (515, 390368), (824, 243980), (880, 228454), (1030, 195184), (1109, 181280), (1133, 177440), (1648, 121990), (1760, 114227), (2060, 97592), (2218, 90640), (2266, 88720), (3296, 60995), (4120, 48796), (4436, 45320), (4532, 44360), (5545, 36256), (5665, 35488), (8240, 24398), (8872, 22660), (9064, 22180), (11090, 18128), (11330, 17744), (12199, 16480)]