31009810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{311}}^1$

素因数の和:403

約数の個数: 48

約数和(自身を含む): 61663680

約数和(自身を除く): 30653870

約数列:

[1, 2, 5, 10, 13, 26, 59, 65, 118, 130, 169, 295, 311, 338, 590, 622, 767, 845, 1534, 1555, 1690, 3110, 3835, 4043, 7670, 8086, 9971, 18349, 19942, 20215, 36698, 40430, 49855, 52559, 91745, 99710, 105118, 183490, 238537, 262795, 477074, 525590, 1192685, 2385370, 3100981, 6201962, 15504905, 31009810]

約数ペア:

[(1, 31009810), (2, 15504905), (5, 6201962), (10, 3100981), (13, 2385370), (26, 1192685), (59, 525590), (65, 477074), (118, 262795), (130, 238537), (169, 183490), (295, 105118), (311, 99710), (338, 91745), (590, 52559), (622, 49855), (767, 40430), (845, 36698), (1534, 20215), (1555, 19942), (1690, 18349), (3110, 9971), (3835, 8086), (4043, 7670)]