53375120

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{6121}}^1$

素因数の和:6243

約数の個数: 40

約数和(自身を含む): 125256120

約数和(自身を除く): 71881000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 4360, 6121, 8720, 12242, 24484, 30605, 48968, 61210, 97936, 122420, 244840, 489680, 667189, 1334378, 2668756, 3335945, 5337512, 6671890, 10675024, 13343780, 26687560, 53375120]

約数ペア:

[(1, 53375120), (2, 26687560), (4, 13343780), (5, 10675024), (8, 6671890), (10, 5337512), (16, 3335945), (20, 2668756), (40, 1334378), (80, 667189), (109, 489680), (218, 244840), (436, 122420), (545, 97936), (872, 61210), (1090, 48968), (1744, 30605), (2180, 24484), (4360, 12242), (6121, 8720)]