78888425

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{383}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 123420672

約数和(自身を除く): 44532247

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 107, 175, 275, 383, 385, 535, 749, 1177, 1915, 1925, 2675, 2681, 3745, 4213, 5885, 8239, 9575, 13405, 18725, 21065, 29425, 29491, 40981, 41195, 67025, 105325, 147455, 204905, 205975, 286867, 450791, 737275, 1024525, 1434335, 2253955, 3155537, 7171675, 11269775, 15777685, 78888425]

約数ペア:

[(1, 78888425), (5, 15777685), (7, 11269775), (11, 7171675), (25, 3155537), (35, 2253955), (55, 1434335), (77, 1024525), (107, 737275), (175, 450791), (275, 286867), (383, 205975), (385, 204905), (535, 147455), (749, 105325), (1177, 67025), (1915, 41195), (1925, 40981), (2675, 29491), (2681, 29425), (3745, 21065), (4213, 18725), (5885, 13405), (8239, 9575)]