64840646

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{983}}^1$

素因数の和:1100

約数の個数: 32

約数和(自身を含む): 109105920

約数和(自身を除く): 44265274

約数列:

[1, 2, 13, 26, 43, 59, 86, 118, 559, 767, 983, 1118, 1534, 1966, 2537, 5074, 12779, 25558, 32981, 42269, 57997, 65962, 84538, 115994, 549497, 753961, 1098994, 1507922, 2493871, 4987742, 32420323, 64840646]

約数ペア:

[(1, 64840646), (2, 32420323), (13, 4987742), (26, 2493871), (43, 1507922), (59, 1098994), (86, 753961), (118, 549497), (559, 115994), (767, 84538), (983, 65962), (1118, 57997), (1534, 42269), (1966, 32981), (2537, 25558), (5074, 12779)]