90486880

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{51413}}^1$

素因数の和:51439

約数の個数: 48

約数和(自身を含む): 233213904

約数和(自身を除く): 142727024

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 51413, 102826, 205652, 257065, 411304, 514130, 565543, 822608, 1028260, 1131086, 1645216, 2056520, 2262172, 2827715, 4113040, 4524344, 5655430, 8226080, 9048688, 11310860, 18097376, 22621720, 45243440, 90486880]

約数ペア:

[(1, 90486880), (2, 45243440), (4, 22621720), (5, 18097376), (8, 11310860), (10, 9048688), (11, 8226080), (16, 5655430), (20, 4524344), (22, 4113040), (32, 2827715), (40, 2262172), (44, 2056520), (55, 1645216), (80, 1131086), (88, 1028260), (110, 822608), (160, 565543), (176, 514130), (220, 411304), (352, 257065), (440, 205652), (880, 102826), (1760, 51413)]