25207648

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1$

素因数の和:319

約数の個数: 48

約数和(自身を含む): 51438240

約数和(自身を除く): 26230592

約数列:

[1, 2, 4, 8, 16, 32, 53, 89, 106, 167, 178, 212, 334, 356, 424, 668, 712, 848, 1336, 1424, 1696, 2672, 2848, 4717, 5344, 8851, 9434, 14863, 17702, 18868, 29726, 35404, 37736, 59452, 70808, 75472, 118904, 141616, 150944, 237808, 283232, 475616, 787739, 1575478, 3150956, 6301912, 12603824, 25207648]

約数ペア:

[(1, 25207648), (2, 12603824), (4, 6301912), (8, 3150956), (16, 1575478), (32, 787739), (53, 475616), (89, 283232), (106, 237808), (167, 150944), (178, 141616), (212, 118904), (334, 75472), (356, 70808), (424, 59452), (668, 37736), (712, 35404), (848, 29726), (1336, 18868), (1424, 17702), (1696, 14863), (2672, 9434), (2848, 8851), (4717, 5344)]