7989925.00000000

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{967}}^1$

素因数の和:1221

約数の個数: 40

約数和(自身を含む): 161323008

約数和(自身を除く): 81967120

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 223, 368, 446, 892, 967, 1784, 1934, 3568, 3868, 5129, 7736, 10258, 15472, 20516, 22241, 41032, 44482, 82064, 88964, 177928, 215641, 355856, 431282, 862564, 1725128, 3450256, 4959743, 9919486, 19838972, 39677944, 79355888]

約数ペア:

[(1, 79355888), (2, 39677944), (4, 19838972), (8, 9919486), (16, 4959743), (23, 3450256), (46, 1725128), (92, 862564), (184, 431282), (223, 355856), (368, 215641), (446, 177928), (892, 88964), (967, 82064), (1784, 44482), (1934, 41032), (3568, 22241), (3868, 20516), (5129, 15472), (7736, 10258)]