49785440

素因数分解:

$2^5\times 5^1\times {\mathrm{379}}^1\times {\mathrm{821}}^1$

素因数の和:1215

約数の個数: 48

約数和(自身を含む): 118072080

約数和(自身を除く): 68286640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 379, 758, 821, 1516, 1642, 1895, 3032, 3284, 3790, 4105, 6064, 6568, 7580, 8210, 12128, 13136, 15160, 16420, 26272, 30320, 32840, 60640, 65680, 131360, 311159, 622318, 1244636, 1555795, 2489272, 3111590, 4978544, 6223180, 9957088, 12446360, 24892720, 49785440]

約数ペア:

[(1, 49785440), (2, 24892720), (4, 12446360), (5, 9957088), (8, 6223180), (10, 4978544), (16, 3111590), (20, 2489272), (32, 1555795), (40, 1244636), (80, 622318), (160, 311159), (379, 131360), (758, 65680), (821, 60640), (1516, 32840), (1642, 30320), (1895, 26272), (3032, 16420), (3284, 15160), (3790, 13136), (4105, 12128), (6064, 8210), (6568, 7580)]