25801120

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^2\times {\mathrm{73}}^1$

素因数の和:182

約数の個数: 72

約数和(自身を含む): 63132804

約数和(自身を除く): 37331684

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 73, 80, 94, 146, 160, 188, 235, 292, 365, 376, 470, 584, 730, 752, 940, 1168, 1460, 1504, 1880, 2209, 2336, 2920, 3431, 3760, 4418, 5840, 6862, 7520, 8836, 11045, 11680, 13724, 17155, 17672, 22090, 27448, 34310, 35344, 44180, 54896, 68620, 70688, 88360, 109792, 137240, 161257, 176720, 274480, 322514, 353440, 548960, 645028, 806285, 1290056, 1612570, 2580112, 3225140, 5160224, 6450280, 12900560, 25801120]

約数ペア:

[(1, 25801120), (2, 12900560), (4, 6450280), (5, 5160224), (8, 3225140), (10, 2580112), (16, 1612570), (20, 1290056), (32, 806285), (40, 645028), (47, 548960), (73, 353440), (80, 322514), (94, 274480), (146, 176720), (160, 161257), (188, 137240), (235, 109792), (292, 88360), (365, 70688), (376, 68620), (470, 54896), (584, 44180), (730, 35344), (752, 34310), (940, 27448), (1168, 22090), (1460, 17672), (1504, 17155), (1880, 13724), (2209, 11680), (2336, 11045), (2920, 8836), (3431, 7520), (3760, 6862), (4418, 5840)]