1352800

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:128

約数の個数: 72

約数和(自身を含む): 3515400

約数和(自身を除く): 2162600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 76, 80, 89, 95, 100, 152, 160, 178, 190, 200, 304, 356, 380, 400, 445, 475, 608, 712, 760, 800, 890, 950, 1424, 1520, 1691, 1780, 1900, 2225, 2848, 3040, 3382, 3560, 3800, 4450, 6764, 7120, 7600, 8455, 8900, 13528, 14240, 15200, 16910, 17800, 27056, 33820, 35600, 42275, 54112, 67640, 71200, 84550, 135280, 169100, 270560, 338200, 676400, 1352800]

約数ペア:

[(1, 1352800), (2, 676400), (4, 338200), (5, 270560), (8, 169100), (10, 135280), (16, 84550), (19, 71200), (20, 67640), (25, 54112), (32, 42275), (38, 35600), (40, 33820), (50, 27056), (76, 17800), (80, 16910), (89, 15200), (95, 14240), (100, 13528), (152, 8900), (160, 8455), (178, 7600), (190, 7120), (200, 6764), (304, 4450), (356, 3800), (380, 3560), (400, 3382), (445, 3040), (475, 2848), (608, 2225), (712, 1900), (760, 1780), (800, 1691), (890, 1520), (950, 1424)]