71657264

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{14879}}^1$

素因数の和:14937

約数の個数: 40

約数和(自身を含む): 162370560

約数和(自身を除く): 90713296

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 172, 301, 344, 602, 688, 1204, 2408, 4816, 14879, 29758, 59516, 104153, 119032, 208306, 238064, 416612, 639797, 833224, 1279594, 1666448, 2559188, 4478579, 5118376, 8957158, 10236752, 17914316, 35828632, 71657264]

約数ペア:

[(1, 71657264), (2, 35828632), (4, 17914316), (7, 10236752), (8, 8957158), (14, 5118376), (16, 4478579), (28, 2559188), (43, 1666448), (56, 1279594), (86, 833224), (112, 639797), (172, 416612), (301, 238064), (344, 208306), (602, 119032), (688, 104153), (1204, 59516), (2408, 29758), (4816, 14879)]