40128128

素因数分解:

$2^7\times {\mathrm{37}}^2\times {\mathrm{229}}^1$

素因数の和:317

約数の個数: 48

約数和(自身を含む): 82520550

約数和(自身を除く): 42392422

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 128, 148, 229, 296, 458, 592, 916, 1184, 1369, 1832, 2368, 2738, 3664, 4736, 5476, 7328, 8473, 10952, 14656, 16946, 21904, 29312, 33892, 43808, 67784, 87616, 135568, 175232, 271136, 313501, 542272, 627002, 1084544, 1254004, 2508008, 5016016, 10032032, 20064064, 40128128]

約数ペア:

[(1, 40128128), (2, 20064064), (4, 10032032), (8, 5016016), (16, 2508008), (32, 1254004), (37, 1084544), (64, 627002), (74, 542272), (128, 313501), (148, 271136), (229, 175232), (296, 135568), (458, 87616), (592, 67784), (916, 43808), (1184, 33892), (1369, 29312), (1832, 21904), (2368, 16946), (2738, 14656), (3664, 10952), (4736, 8473), (5476, 7328)]