25712890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19333}}^1$

素因数の和:19366

約数の個数: 32

約数和(自身を含む): 55681920

約数和(自身を除く): 29969030

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 19333, 38666, 96665, 135331, 193330, 270662, 367327, 676655, 734654, 1353310, 1836635, 2571289, 3673270, 5142578, 12856445, 25712890]

約数ペア:

[(1, 25712890), (2, 12856445), (5, 5142578), (7, 3673270), (10, 2571289), (14, 1836635), (19, 1353310), (35, 734654), (38, 676655), (70, 367327), (95, 270662), (133, 193330), (190, 135331), (266, 96665), (665, 38666), (1330, 19333)]