25190260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1723}}^1$

素因数の和:1792

約数の個数: 48

約数和(自身を含む): 57347136

約数和(自身を除く): 32156876

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 85, 86, 170, 172, 215, 340, 430, 731, 860, 1462, 1723, 2924, 3446, 3655, 6892, 7310, 8615, 14620, 17230, 29291, 34460, 58582, 74089, 117164, 146455, 148178, 292910, 296356, 370445, 585820, 740890, 1259513, 1481780, 2519026, 5038052, 6297565, 12595130, 25190260]

約数ペア:

[(1, 25190260), (2, 12595130), (4, 6297565), (5, 5038052), (10, 2519026), (17, 1481780), (20, 1259513), (34, 740890), (43, 585820), (68, 370445), (85, 296356), (86, 292910), (170, 148178), (172, 146455), (215, 117164), (340, 74089), (430, 58582), (731, 34460), (860, 29291), (1462, 17230), (1723, 14620), (2924, 8615), (3446, 7310), (3655, 6892)]