31071950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6829}}^1$

素因数の和:6861

約数の個数: 48

約数和(自身を含む): 71141280

約数和(自身を除く): 40069330

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 130, 175, 182, 325, 350, 455, 650, 910, 2275, 4550, 6829, 13658, 34145, 47803, 68290, 88777, 95606, 170725, 177554, 239015, 341450, 443885, 478030, 621439, 887770, 1195075, 1242878, 2219425, 2390150, 3107195, 4438850, 6214390, 15535975, 31071950]

約数ペア:

[(1, 31071950), (2, 15535975), (5, 6214390), (7, 4438850), (10, 3107195), (13, 2390150), (14, 2219425), (25, 1242878), (26, 1195075), (35, 887770), (50, 621439), (65, 478030), (70, 443885), (91, 341450), (130, 239015), (175, 177554), (182, 170725), (325, 95606), (350, 88777), (455, 68290), (650, 47803), (910, 34145), (2275, 13658), (4550, 6829)]