78838425

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:263

約数の個数: 72

約数和(自身を含む): 148561920

約数和(自身を除く): 69723495

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 75, 89, 93, 127, 155, 225, 267, 279, 381, 445, 465, 635, 775, 801, 1143, 1335, 1395, 1905, 2225, 2325, 2759, 3175, 3937, 4005, 5715, 6675, 6975, 8277, 9525, 11303, 11811, 13795, 19685, 20025, 24831, 28575, 33909, 35433, 41385, 56515, 59055, 68975, 98425, 101727, 124155, 169545, 177165, 206925, 282575, 295275, 350393, 508635, 620775, 847725, 885825, 1051179, 1751965, 2543175, 3153537, 5255895, 8759825, 15767685, 26279475, 78838425]

約数ペア:

[(1, 78838425), (3, 26279475), (5, 15767685), (9, 8759825), (15, 5255895), (25, 3153537), (31, 2543175), (45, 1751965), (75, 1051179), (89, 885825), (93, 847725), (127, 620775), (155, 508635), (225, 350393), (267, 295275), (279, 282575), (381, 206925), (445, 177165), (465, 169545), (635, 124155), (775, 101727), (801, 98425), (1143, 68975), (1335, 59055), (1395, 56515), (1905, 41385), (2225, 35433), (2325, 33909), (2759, 28575), (3175, 24831), (3937, 20025), (4005, 19685), (5715, 13795), (6675, 11811), (6975, 11303), (8277, 9525)]