231882950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^2\times {\mathrm{127}}^1$

素因数の和:258

約数の個数: 72

約数和(自身を含む): 477136128

約数和(自身を除く): 245253178

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 53, 65, 106, 127, 130, 254, 265, 325, 530, 635, 650, 689, 1270, 1325, 1378, 1651, 2650, 2809, 3175, 3302, 3445, 5618, 6350, 6731, 6890, 8255, 13462, 14045, 16510, 17225, 28090, 33655, 34450, 36517, 41275, 67310, 70225, 73034, 82550, 87503, 140450, 168275, 175006, 182585, 336550, 356743, 365170, 437515, 713486, 875030, 912925, 1783715, 1825850, 2187575, 3567430, 4375150, 4637659, 8918575, 9275318, 17837150, 23188295, 46376590, 115941475, 231882950]

約数ペア:

[(1, 231882950), (2, 115941475), (5, 46376590), (10, 23188295), (13, 17837150), (25, 9275318), (26, 8918575), (50, 4637659), (53, 4375150), (65, 3567430), (106, 2187575), (127, 1825850), (130, 1783715), (254, 912925), (265, 875030), (325, 713486), (530, 437515), (635, 365170), (650, 356743), (689, 336550), (1270, 182585), (1325, 175006), (1378, 168275), (1651, 140450), (2650, 87503), (2809, 82550), (3175, 73034), (3302, 70225), (3445, 67310), (5618, 41275), (6350, 36517), (6731, 34450), (6890, 33655), (8255, 28090), (13462, 17225), (14045, 16510)]