83714240

素因数分解:

$2^6\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1997}}^1$

素因数の和:2145

約数の個数: 56

約数和(自身を含む): 200966832

約数和(自身を除く): 117252592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 131, 160, 262, 320, 524, 655, 1048, 1310, 1997, 2096, 2620, 3994, 4192, 5240, 7988, 8384, 9985, 10480, 15976, 19970, 20960, 31952, 39940, 41920, 63904, 79880, 127808, 159760, 261607, 319520, 523214, 639040, 1046428, 1308035, 2092856, 2616070, 4185712, 5232140, 8371424, 10464280, 16742848, 20928560, 41857120, 83714240]

約数ペア:

[(1, 83714240), (2, 41857120), (4, 20928560), (5, 16742848), (8, 10464280), (10, 8371424), (16, 5232140), (20, 4185712), (32, 2616070), (40, 2092856), (64, 1308035), (80, 1046428), (131, 639040), (160, 523214), (262, 319520), (320, 261607), (524, 159760), (655, 127808), (1048, 79880), (1310, 63904), (1997, 41920), (2096, 39940), (2620, 31952), (3994, 20960), (4192, 19970), (5240, 15976), (7988, 10480), (8384, 9985)]