66880112

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{2347}}^1$

素因数の和:2505

約数の個数: 40

約数和(自身を含む): 140626416

約数和(自身を除く): 73746304

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 137, 208, 274, 548, 1096, 1781, 2192, 2347, 3562, 4694, 7124, 9388, 14248, 18776, 28496, 30511, 37552, 61022, 122044, 244088, 321539, 488176, 643078, 1286156, 2572312, 4180007, 5144624, 8360014, 16720028, 33440056, 66880112]

約数ペア:

[(1, 66880112), (2, 33440056), (4, 16720028), (8, 8360014), (13, 5144624), (16, 4180007), (26, 2572312), (52, 1286156), (104, 643078), (137, 488176), (208, 321539), (274, 244088), (548, 122044), (1096, 61022), (1781, 37552), (2192, 30511), (2347, 28496), (3562, 18776), (4694, 14248), (7124, 9388)]