201631568

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{149}}^1\times {\mathrm{1019}}^1$

素因数の和:1259

約数の個数: 40

約数和(自身を含む): 398412000

約数和(自身を除く): 196780432

約数列:

[1, 2, 4, 8, 16, 83, 149, 166, 298, 332, 596, 664, 1019, 1192, 1328, 2038, 2384, 4076, 8152, 12367, 16304, 24734, 49468, 84577, 98936, 151831, 169154, 197872, 303662, 338308, 607324, 676616, 1214648, 1353232, 2429296, 12601973, 25203946, 50407892, 100815784, 201631568]

約数ペア:

[(1, 201631568), (2, 100815784), (4, 50407892), (8, 25203946), (16, 12601973), (83, 2429296), (149, 1353232), (166, 1214648), (298, 676616), (332, 607324), (596, 338308), (664, 303662), (1019, 197872), (1192, 169154), (1328, 151831), (2038, 98936), (2384, 84577), (4076, 49468), (8152, 24734), (12367, 16304)]