65519792

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{1171}}^1$

素因数の和:1461

約数の個数: 40

約数和(自身を含む): 137334960

約数和(自身を除く): 71815168

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 269, 538, 1076, 1171, 2152, 2342, 3497, 4304, 4684, 6994, 9368, 13988, 15223, 18736, 27976, 30446, 55952, 60892, 121784, 243568, 314999, 629998, 1259996, 2519992, 4094987, 5039984, 8189974, 16379948, 32759896, 65519792]

約数ペア:

[(1, 65519792), (2, 32759896), (4, 16379948), (8, 8189974), (13, 5039984), (16, 4094987), (26, 2519992), (52, 1259996), (104, 629998), (208, 314999), (269, 243568), (538, 121784), (1076, 60892), (1171, 55952), (2152, 30446), (2342, 27976), (3497, 18736), (4304, 15223), (4684, 13988), (6994, 9368)]