89117980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{33503}}^1$

素因数の和:33538

約数の個数: 48

約数和(自身を含む): 225146880

約数和(自身を除く): 136028900

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 33503, 67006, 134012, 167515, 234521, 335030, 469042, 636557, 670060, 938084, 1172605, 1273114, 2345210, 2546228, 3182785, 4455899, 4690420, 6365570, 8911798, 12731140, 17823596, 22279495, 44558990, 89117980]

約数ペア:

[(1, 89117980), (2, 44558990), (4, 22279495), (5, 17823596), (7, 12731140), (10, 8911798), (14, 6365570), (19, 4690420), (20, 4455899), (28, 3182785), (35, 2546228), (38, 2345210), (70, 1273114), (76, 1172605), (95, 938084), (133, 670060), (140, 636557), (190, 469042), (266, 335030), (380, 234521), (532, 167515), (665, 134012), (1330, 67006), (2660, 33503)]