400198336

素因数分解:

$2^6\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{929}}^1$

素因数の和:1121

約数の個数: 56

約数和(自身を含む): 816376320

約数和(自身を除く): 416177984

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 127, 212, 254, 424, 508, 848, 929, 1016, 1696, 1858, 2032, 3392, 3716, 4064, 6731, 7432, 8128, 13462, 14864, 26924, 29728, 49237, 53848, 59456, 98474, 107696, 117983, 196948, 215392, 235966, 393896, 430784, 471932, 787792, 943864, 1575584, 1887728, 3151168, 3775456, 6253099, 7550912, 12506198, 25012396, 50024792, 100049584, 200099168, 400198336]

約数ペア:

[(1, 400198336), (2, 200099168), (4, 100049584), (8, 50024792), (16, 25012396), (32, 12506198), (53, 7550912), (64, 6253099), (106, 3775456), (127, 3151168), (212, 1887728), (254, 1575584), (424, 943864), (508, 787792), (848, 471932), (929, 430784), (1016, 393896), (1696, 235966), (1858, 215392), (2032, 196948), (3392, 117983), (3716, 107696), (4064, 98474), (6731, 59456), (7432, 53848), (8128, 49237), (13462, 29728), (14864, 26924)]