25657810

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{227}}^1$

素因数の和:450

約数の個数: 32

約数和(自身を含む): 47278080

約数和(自身を除く): 21620270

約数列:

[1, 2, 5, 10, 89, 127, 178, 227, 254, 445, 454, 635, 890, 1135, 1270, 2270, 11303, 20203, 22606, 28829, 40406, 56515, 57658, 101015, 113030, 144145, 202030, 288290, 2565781, 5131562, 12828905, 25657810]

約数ペア:

[(1, 25657810), (2, 12828905), (5, 5131562), (10, 2565781), (89, 288290), (127, 202030), (178, 144145), (227, 113030), (254, 101015), (445, 57658), (454, 56515), (635, 40406), (890, 28829), (1135, 22606), (1270, 20203), (2270, 11303)]