52990640

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{4219}}^1$

素因数の和:4389

約数の個数: 40

約数和(自身を含む): 124017360

約数和(自身を除く): 71026720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 314, 628, 785, 1256, 1570, 2512, 3140, 4219, 6280, 8438, 12560, 16876, 21095, 33752, 42190, 67504, 84380, 168760, 337520, 662383, 1324766, 2649532, 3311915, 5299064, 6623830, 10598128, 13247660, 26495320, 52990640]

約数ペア:

[(1, 52990640), (2, 26495320), (4, 13247660), (5, 10598128), (8, 6623830), (10, 5299064), (16, 3311915), (20, 2649532), (40, 1324766), (80, 662383), (157, 337520), (314, 168760), (628, 84380), (785, 67504), (1256, 42190), (1570, 33752), (2512, 21095), (3140, 16876), (4219, 12560), (6280, 8438)]