201352040

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{63719}}^1$

素因数の和:63809

約数の個数: 32

約数和(自身を含む): 458784000

約数和(自身を除く): 257431960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 63719, 127438, 254876, 318595, 509752, 637190, 1274380, 2548760, 5033801, 10067602, 20135204, 25169005, 40270408, 50338010, 100676020, 201352040]

約数ペア:

[(1, 201352040), (2, 100676020), (4, 50338010), (5, 40270408), (8, 25169005), (10, 20135204), (20, 10067602), (40, 5033801), (79, 2548760), (158, 1274380), (316, 637190), (395, 509752), (632, 318595), (790, 254876), (1580, 127438), (3160, 63719)]