88565680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1777}}^1$

素因数の和:1886

約数の個数: 80

約数和(自身を含む): 238109760

約数和(自身を除く): 149544080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 89, 112, 140, 178, 280, 356, 445, 560, 623, 712, 890, 1246, 1424, 1777, 1780, 2492, 3115, 3554, 3560, 4984, 6230, 7108, 7120, 8885, 9968, 12439, 12460, 14216, 17770, 24878, 24920, 28432, 35540, 49756, 49840, 62195, 71080, 99512, 124390, 142160, 158153, 199024, 248780, 316306, 497560, 632612, 790765, 995120, 1107071, 1265224, 1581530, 2214142, 2530448, 3163060, 4428284, 5535355, 6326120, 8856568, 11070710, 12652240, 17713136, 22141420, 44282840, 88565680]

約数ペア:

[(1, 88565680), (2, 44282840), (4, 22141420), (5, 17713136), (7, 12652240), (8, 11070710), (10, 8856568), (14, 6326120), (16, 5535355), (20, 4428284), (28, 3163060), (35, 2530448), (40, 2214142), (56, 1581530), (70, 1265224), (80, 1107071), (89, 995120), (112, 790765), (140, 632612), (178, 497560), (280, 316306), (356, 248780), (445, 199024), (560, 158153), (623, 142160), (712, 124390), (890, 99512), (1246, 71080), (1424, 62195), (1777, 49840), (1780, 49756), (2492, 35540), (3115, 28432), (3554, 24920), (3560, 24878), (4984, 17770), (6230, 14216), (7108, 12460), (7120, 12439), (8885, 9968)]