25230080

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{857}}^1$

素因数の和:901

約数の個数: 72

約数和(自身を含む): 63135072

約数和(自身を除く): 37904992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 640, 736, 857, 920, 1280, 1472, 1714, 1840, 2944, 3428, 3680, 4285, 5888, 6856, 7360, 8570, 13712, 14720, 17140, 19711, 27424, 29440, 34280, 39422, 54848, 68560, 78844, 98555, 109696, 137120, 157688, 197110, 219392, 274240, 315376, 394220, 548480, 630752, 788440, 1096960, 1261504, 1576880, 2523008, 3153760, 5046016, 6307520, 12615040, 25230080]

約数ペア:

[(1, 25230080), (2, 12615040), (4, 6307520), (5, 5046016), (8, 3153760), (10, 2523008), (16, 1576880), (20, 1261504), (23, 1096960), (32, 788440), (40, 630752), (46, 548480), (64, 394220), (80, 315376), (92, 274240), (115, 219392), (128, 197110), (160, 157688), (184, 137120), (230, 109696), (256, 98555), (320, 78844), (368, 68560), (460, 54848), (640, 39422), (736, 34280), (857, 29440), (920, 27424), (1280, 19711), (1472, 17140), (1714, 14720), (1840, 13712), (2944, 8570), (3428, 7360), (3680, 6856), (4285, 5888)]