49127020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{331}}^1$

素因数の和:562

約数の個数: 48

約数和(自身を含む): 106587936

約数和(自身を除く): 57460916

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 181, 205, 331, 362, 410, 662, 724, 820, 905, 1324, 1655, 1810, 3310, 3620, 6620, 7421, 13571, 14842, 27142, 29684, 37105, 54284, 59911, 67855, 74210, 119822, 135710, 148420, 239644, 271420, 299555, 599110, 1198220, 2456351, 4912702, 9825404, 12281755, 24563510, 49127020]

約数ペア:

[(1, 49127020), (2, 24563510), (4, 12281755), (5, 9825404), (10, 4912702), (20, 2456351), (41, 1198220), (82, 599110), (164, 299555), (181, 271420), (205, 239644), (331, 148420), (362, 135710), (410, 119822), (662, 74210), (724, 67855), (820, 59911), (905, 54284), (1324, 37105), (1655, 29684), (1810, 27142), (3310, 14842), (3620, 13571), (6620, 7421)]