66738568

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{8123}}^1$

素因数の和:8221

約数の個数: 32

約数和(自身を含む): 136483200

約数和(自身を除く): 69744632

約数列:

[1, 2, 4, 8, 13, 26, 52, 79, 104, 158, 316, 632, 1027, 2054, 4108, 8123, 8216, 16246, 32492, 64984, 105599, 211198, 422396, 641717, 844792, 1283434, 2566868, 5133736, 8342321, 16684642, 33369284, 66738568]

約数ペア:

[(1, 66738568), (2, 33369284), (4, 16684642), (8, 8342321), (13, 5133736), (26, 2566868), (52, 1283434), (79, 844792), (104, 641717), (158, 422396), (316, 211198), (632, 105599), (1027, 64984), (2054, 32492), (4108, 16246), (8123, 8216)]