80540380

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{26669}}^1$

素因数の和:26829

約数の個数: 24

約数和(自身を含む): 170261280

約数和(自身を除く): 89720900

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 3020, 26669, 53338, 106676, 133345, 266690, 533380, 4027019, 8054038, 16108076, 20135095, 40270190, 80540380]

約数ペア:

[(1, 80540380), (2, 40270190), (4, 20135095), (5, 16108076), (10, 8054038), (20, 4027019), (151, 533380), (302, 266690), (604, 133345), (755, 106676), (1510, 53338), (3020, 26669)]