31425550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{3719}}^1$

素因数の和:3757

約数の個数: 36

約数和(自身を含む): 63310680

約数和(自身を除く): 31885130

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 169, 325, 338, 650, 845, 1690, 3719, 4225, 7438, 8450, 18595, 37190, 48347, 92975, 96694, 185950, 241735, 483470, 628511, 1208675, 1257022, 2417350, 3142555, 6285110, 15712775, 31425550]

約数ペア:

[(1, 31425550), (2, 15712775), (5, 6285110), (10, 3142555), (13, 2417350), (25, 1257022), (26, 1208675), (50, 628511), (65, 483470), (130, 241735), (169, 185950), (325, 96694), (338, 92975), (650, 48347), (845, 37190), (1690, 18595), (3719, 8450), (4225, 7438)]