31219520

素因数分解:

$2^6\times 5^1\times {\mathrm{97561}}^1$

素因数の和:97578

約数の個数: 28

約数和(自身を含む): 74342244

約数和(自身を除く): 43122724

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 97561, 195122, 390244, 487805, 780488, 975610, 1560976, 1951220, 3121952, 3902440, 6243904, 7804880, 15609760, 31219520]

約数ペア:

[(1, 31219520), (2, 15609760), (4, 7804880), (5, 6243904), (8, 3902440), (10, 3121952), (16, 1951220), (20, 1560976), (32, 975610), (40, 780488), (64, 487805), (80, 390244), (160, 195122), (320, 97561)]