64721408

素因数分解:

$2^9\times {\mathrm{83}}^1\times {\mathrm{1523}}^1$

素因数の和:1624

約数の個数: 40

約数和(自身を含む): 130960368

約数和(自身を除く): 66238960

約数列:

[1, 2, 4, 8, 16, 32, 64, 83, 128, 166, 256, 332, 512, 664, 1328, 1523, 2656, 3046, 5312, 6092, 10624, 12184, 21248, 24368, 42496, 48736, 97472, 126409, 194944, 252818, 389888, 505636, 779776, 1011272, 2022544, 4045088, 8090176, 16180352, 32360704, 64721408]

約数ペア:

[(1, 64721408), (2, 32360704), (4, 16180352), (8, 8090176), (16, 4045088), (32, 2022544), (64, 1011272), (83, 779776), (128, 505636), (166, 389888), (256, 252818), (332, 194944), (512, 126409), (664, 97472), (1328, 48736), (1523, 42496), (2656, 24368), (3046, 21248), (5312, 12184), (6092, 10624)]