31850240

素因数分解:

$2^8\times 5^1\times {\mathrm{149}}^1\times {\mathrm{167}}^1$

素因数の和:337

約数の個数: 72

約数和(自身を含む): 77263200

約数和(自身を除く): 45412960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 149, 160, 167, 256, 298, 320, 334, 596, 640, 668, 745, 835, 1192, 1280, 1336, 1490, 1670, 2384, 2672, 2980, 3340, 4768, 5344, 5960, 6680, 9536, 10688, 11920, 13360, 19072, 21376, 23840, 24883, 26720, 38144, 42752, 47680, 49766, 53440, 95360, 99532, 106880, 124415, 190720, 199064, 213760, 248830, 398128, 497660, 796256, 995320, 1592512, 1990640, 3185024, 3981280, 6370048, 7962560, 15925120, 31850240]

約数ペア:

[(1, 31850240), (2, 15925120), (4, 7962560), (5, 6370048), (8, 3981280), (10, 3185024), (16, 1990640), (20, 1592512), (32, 995320), (40, 796256), (64, 497660), (80, 398128), (128, 248830), (149, 213760), (160, 199064), (167, 190720), (256, 124415), (298, 106880), (320, 99532), (334, 95360), (596, 53440), (640, 49766), (668, 47680), (745, 42752), (835, 38144), (1192, 26720), (1280, 24883), (1336, 23840), (1490, 21376), (1670, 19072), (2384, 13360), (2672, 11920), (2980, 10688), (3340, 9536), (4768, 6680), (5344, 5960)]