212519425

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 286731648

約数和(自身を除く): 74212223

約数列:

[1, 5, 23, 25, 61, 73, 83, 115, 305, 365, 415, 575, 1403, 1525, 1679, 1825, 1909, 2075, 4453, 5063, 6059, 7015, 8395, 9545, 22265, 25315, 30295, 35075, 41975, 47725, 102419, 111325, 116449, 126575, 139357, 151475, 369599, 512095, 582245, 696785, 1847995, 2560475, 2911225, 3483925, 8500777, 9239975, 42503885, 212519425]

約数ペア:

[(1, 212519425), (5, 42503885), (23, 9239975), (25, 8500777), (61, 3483925), (73, 2911225), (83, 2560475), (115, 1847995), (305, 696785), (365, 582245), (415, 512095), (575, 369599), (1403, 151475), (1525, 139357), (1679, 126575), (1825, 116449), (1909, 111325), (2075, 102419), (4453, 47725), (5063, 41975), (6059, 35075), (7015, 30295), (8395, 25315), (9545, 22265)]