78139755

素因数分解:

$3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1$

素因数の和:297

約数の個数: 64

約数和(自身を含む): 144529920

約数和(自身を除く): 66390165

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 67, 135, 159, 163, 201, 265, 335, 477, 489, 603, 795, 815, 1005, 1431, 1467, 1809, 2385, 2445, 3015, 3551, 4401, 7155, 7335, 8639, 9045, 10653, 10921, 17755, 22005, 25917, 31959, 32763, 43195, 53265, 54605, 77751, 95877, 98289, 129585, 159795, 163815, 233253, 294867, 388755, 479385, 491445, 578813, 1166265, 1474335, 1736439, 2894065, 5209317, 8682195, 15627951, 26046585, 78139755]

約数ペア:

[(1, 78139755), (3, 26046585), (5, 15627951), (9, 8682195), (15, 5209317), (27, 2894065), (45, 1736439), (53, 1474335), (67, 1166265), (135, 578813), (159, 491445), (163, 479385), (201, 388755), (265, 294867), (335, 233253), (477, 163815), (489, 159795), (603, 129585), (795, 98289), (815, 95877), (1005, 77751), (1431, 54605), (1467, 53265), (1809, 43195), (2385, 32763), (2445, 31959), (3015, 25917), (3551, 22005), (4401, 17755), (7155, 10921), (7335, 10653), (8639, 9045)]