320467991728

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{211}}^1\times {\mathrm{1066577}}^1$

素因数の和:1066885

約数の個数: 40

約数和(自身を含む): 630859555440

約数和(自身を除く): 310391563712

約数列:

[1, 2, 4, 8, 16, 89, 178, 211, 356, 422, 712, 844, 1424, 1688, 3376, 18779, 37558, 75116, 150232, 300464, 1066577, 2133154, 4266308, 8532616, 17065232, 94925353, 189850706, 225047747, 379701412, 450095494, 759402824, 900190988, 1518805648, 1800381976, 3600763952, 20029249483, 40058498966, 80116997932, 160233995864, 320467991728]

約数ペア:

[(1, 320467991728), (2, 160233995864), (4, 80116997932), (8, 40058498966), (16, 20029249483), (89, 3600763952), (178, 1800381976), (211, 1518805648), (356, 900190988), (422, 759402824), (712, 450095494), (844, 379701412), (1424, 225047747), (1688, 189850706), (3376, 94925353), (18779, 17065232), (37558, 8532616), (75116, 4266308), (150232, 2133154), (300464, 1066577)]