53118940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{809}}^1$

素因数の和:899

約数の個数: 72

約数和(自身を含む): 131861520

約数和(自身を除く): 78742580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 67, 70, 98, 134, 140, 196, 245, 268, 335, 469, 490, 670, 809, 938, 980, 1340, 1618, 1876, 2345, 3236, 3283, 4045, 4690, 5663, 6566, 8090, 9380, 11326, 13132, 16180, 16415, 22652, 28315, 32830, 39641, 54203, 56630, 65660, 79282, 108406, 113260, 158564, 198205, 216812, 271015, 379421, 396410, 542030, 758842, 792820, 1084060, 1517684, 1897105, 2655947, 3794210, 5311894, 7588420, 10623788, 13279735, 26559470, 53118940]

約数ペア:

[(1, 53118940), (2, 26559470), (4, 13279735), (5, 10623788), (7, 7588420), (10, 5311894), (14, 3794210), (20, 2655947), (28, 1897105), (35, 1517684), (49, 1084060), (67, 792820), (70, 758842), (98, 542030), (134, 396410), (140, 379421), (196, 271015), (245, 216812), (268, 198205), (335, 158564), (469, 113260), (490, 108406), (670, 79282), (809, 65660), (938, 56630), (980, 54203), (1340, 39641), (1618, 32830), (1876, 28315), (2345, 22652), (3236, 16415), (3283, 16180), (4045, 13132), (4690, 11326), (5663, 9380), (6566, 8090)]