66774512

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31379}}^1$

素因数の和:31413

約数の個数: 40

約数和(自身を含む): 155644800

約数和(自身を除く): 88870288

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 31379, 62758, 125516, 219653, 251032, 439306, 502064, 596201, 878612, 1192402, 1757224, 2384804, 3514448, 4173407, 4769608, 8346814, 9539216, 16693628, 33387256, 66774512]

約数ペア:

[(1, 66774512), (2, 33387256), (4, 16693628), (7, 9539216), (8, 8346814), (14, 4769608), (16, 4173407), (19, 3514448), (28, 2384804), (38, 1757224), (56, 1192402), (76, 878612), (112, 596201), (133, 502064), (152, 439306), (266, 251032), (304, 219653), (532, 125516), (1064, 62758), (2128, 31379)]