39990080

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9613}}^1$

素因数の和:9643

約数の個数: 56

約数和(自身を含む): 102562152

約数和(自身を除く): 62572072

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 9613, 19226, 38452, 48065, 76904, 96130, 124969, 153808, 192260, 249938, 307616, 384520, 499876, 615232, 624845, 769040, 999752, 1249690, 1538080, 1999504, 2499380, 3076160, 3999008, 4998760, 7998016, 9997520, 19995040, 39990080]

約数ペア:

[(1, 39990080), (2, 19995040), (4, 9997520), (5, 7998016), (8, 4998760), (10, 3999008), (13, 3076160), (16, 2499380), (20, 1999504), (26, 1538080), (32, 1249690), (40, 999752), (52, 769040), (64, 624845), (65, 615232), (80, 499876), (104, 384520), (130, 307616), (160, 249938), (208, 192260), (260, 153808), (320, 124969), (416, 96130), (520, 76904), (832, 48065), (1040, 38452), (2080, 19226), (4160, 9613)]