42904775

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:176

約数の個数: 48

約数和(自身を含む): 59996160

約数和(自身を除く): 17091385

約数列:

[1, 5, 23, 25, 29, 31, 83, 115, 145, 155, 415, 575, 667, 713, 725, 775, 899, 1909, 2075, 2407, 2573, 3335, 3565, 4495, 9545, 12035, 12865, 16675, 17825, 20677, 22475, 47725, 55361, 59179, 60175, 64325, 74617, 103385, 276805, 295895, 373085, 516925, 1384025, 1479475, 1716191, 1865425, 8580955, 42904775]

約数ペア:

[(1, 42904775), (5, 8580955), (23, 1865425), (25, 1716191), (29, 1479475), (31, 1384025), (83, 516925), (115, 373085), (145, 295895), (155, 276805), (415, 103385), (575, 74617), (667, 64325), (713, 60175), (725, 59179), (775, 55361), (899, 47725), (1909, 22475), (2075, 20677), (2407, 17825), (2573, 16675), (3335, 12865), (3565, 12035), (4495, 9545)]