1280452576

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{941}}^1\times {\mathrm{3271}}^1$

素因数の和:4235

約数の個数: 48

約数和(自身を含む): 2718521568

約数和(自身を除く): 1438068992

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 941, 1882, 3271, 3764, 6542, 7528, 12233, 13084, 15056, 24466, 26168, 30112, 42523, 48932, 52336, 85046, 97864, 104672, 170092, 195728, 340184, 391456, 680368, 1360736, 3078011, 6156022, 12312044, 24624088, 40014143, 49248176, 80028286, 98496352, 160056572, 320113144, 640226288, 1280452576]

約数ペア:

[(1, 1280452576), (2, 640226288), (4, 320113144), (8, 160056572), (13, 98496352), (16, 80028286), (26, 49248176), (32, 40014143), (52, 24624088), (104, 12312044), (208, 6156022), (416, 3078011), (941, 1360736), (1882, 680368), (3271, 391456), (3764, 340184), (6542, 195728), (7528, 170092), (12233, 104672), (13084, 97864), (15056, 85046), (24466, 52336), (26168, 48932), (30112, 42523)]