208078480

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89689}}^1$

素因数の和:89731

約数の個数: 40

約数和(自身を含む): 500470200

約数和(自身を除く): 292391720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 89689, 179378, 358756, 448445, 717512, 896890, 1435024, 1793780, 2600981, 3587560, 5201962, 7175120, 10403924, 13004905, 20807848, 26009810, 41615696, 52019620, 104039240, 208078480]

約数ペア:

[(1, 208078480), (2, 104039240), (4, 52019620), (5, 41615696), (8, 26009810), (10, 20807848), (16, 13004905), (20, 10403924), (29, 7175120), (40, 5201962), (58, 3587560), (80, 2600981), (116, 1793780), (145, 1435024), (232, 896890), (290, 717512), (464, 448445), (580, 358756), (1160, 179378), (2320, 89689)]