172223425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{373}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 247091328

約数和(自身を除く): 74867903

約数列:

[1, 5, 11, 23, 25, 55, 73, 115, 253, 275, 365, 373, 575, 803, 1265, 1679, 1825, 1865, 4015, 4103, 6325, 8395, 8579, 9325, 18469, 20075, 20515, 27229, 41975, 42895, 92345, 94369, 102575, 136145, 214475, 299519, 461725, 471845, 626267, 680725, 1497595, 2359225, 3131335, 6888937, 7487975, 15656675, 34444685, 172223425]

約数ペア:

[(1, 172223425), (5, 34444685), (11, 15656675), (23, 7487975), (25, 6888937), (55, 3131335), (73, 2359225), (115, 1497595), (253, 680725), (275, 626267), (365, 471845), (373, 461725), (575, 299519), (803, 214475), (1265, 136145), (1679, 102575), (1825, 94369), (1865, 92345), (4015, 42895), (4103, 41975), (6325, 27229), (8395, 20515), (8579, 20075), (9325, 18469)]