61387216

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{3919}}^1$

素因数の和:4027

約数の個数: 40

約数和(自身を含む): 131241600

約数和(自身を除く): 69854384

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 89, 176, 178, 356, 712, 979, 1424, 1958, 3916, 3919, 7832, 7838, 15664, 15676, 31352, 43109, 62704, 86218, 172436, 344872, 348791, 689744, 697582, 1395164, 2790328, 3836701, 5580656, 7673402, 15346804, 30693608, 61387216]

約数ペア:

[(1, 61387216), (2, 30693608), (4, 15346804), (8, 7673402), (11, 5580656), (16, 3836701), (22, 2790328), (44, 1395164), (88, 697582), (89, 689744), (176, 348791), (178, 344872), (356, 172436), (712, 86218), (979, 62704), (1424, 43109), (1958, 31352), (3916, 15676), (3919, 15664), (7832, 7838)]