28005152

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:194

約数の個数: 96

約数和(自身を含む): 67415040

約数和(自身を除く): 39409888

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 37, 56, 62, 74, 109, 112, 124, 148, 217, 218, 224, 248, 259, 296, 434, 436, 496, 518, 592, 763, 868, 872, 992, 1036, 1147, 1184, 1526, 1736, 1744, 2072, 2294, 3052, 3379, 3472, 3488, 4033, 4144, 4588, 6104, 6758, 6944, 8029, 8066, 8288, 9176, 12208, 13516, 16058, 16132, 18352, 23653, 24416, 27032, 28231, 32116, 32264, 36704, 47306, 54064, 56462, 64232, 64528, 94612, 108128, 112924, 125023, 128464, 129056, 189224, 225848, 250046, 256928, 378448, 451696, 500092, 756896, 875161, 903392, 1000184, 1750322, 2000368, 3500644, 4000736, 7001288, 14002576, 28005152]

約数ペア:

[(1, 28005152), (2, 14002576), (4, 7001288), (7, 4000736), (8, 3500644), (14, 2000368), (16, 1750322), (28, 1000184), (31, 903392), (32, 875161), (37, 756896), (56, 500092), (62, 451696), (74, 378448), (109, 256928), (112, 250046), (124, 225848), (148, 189224), (217, 129056), (218, 128464), (224, 125023), (248, 112924), (259, 108128), (296, 94612), (434, 64528), (436, 64232), (496, 56462), (518, 54064), (592, 47306), (763, 36704), (868, 32264), (872, 32116), (992, 28231), (1036, 27032), (1147, 24416), (1184, 23653), (1526, 18352), (1736, 16132), (1744, 16058), (2072, 13516), (2294, 12208), (3052, 9176), (3379, 8288), (3472, 8066), (3488, 8029), (4033, 6944), (4144, 6758), (4588, 6104)]