51354640

素因数分解:

$2^4\times 5^1\times {\mathrm{373}}^1\times {\mathrm{1721}}^1$

素因数の和:2107

約数の個数: 40

約数和(自身を含む): 119789208

約数和(自身を除く): 68434568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 373, 746, 1492, 1721, 1865, 2984, 3442, 3730, 5968, 6884, 7460, 8605, 13768, 14920, 17210, 27536, 29840, 34420, 68840, 137680, 641933, 1283866, 2567732, 3209665, 5135464, 6419330, 10270928, 12838660, 25677320, 51354640]

約数ペア:

[(1, 51354640), (2, 25677320), (4, 12838660), (5, 10270928), (8, 6419330), (10, 5135464), (16, 3209665), (20, 2567732), (40, 1283866), (80, 641933), (373, 137680), (746, 68840), (1492, 34420), (1721, 29840), (1865, 27536), (2984, 17210), (3442, 14920), (3730, 13768), (5968, 8605), (6884, 7460)]