25311120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{401}}^1$

素因数の和:680

約数の個数: 80

約数和(自身を含む): 78959232

約数和(自身を除く): 53648112

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 263, 401, 526, 789, 802, 1052, 1203, 1315, 1578, 1604, 2005, 2104, 2406, 2630, 3156, 3208, 3945, 4010, 4208, 4812, 5260, 6015, 6312, 6416, 7890, 8020, 9624, 10520, 12030, 12624, 15780, 16040, 19248, 21040, 24060, 31560, 32080, 48120, 63120, 96240, 105463, 210926, 316389, 421852, 527315, 632778, 843704, 1054630, 1265556, 1581945, 1687408, 2109260, 2531112, 3163890, 4218520, 5062224, 6327780, 8437040, 12655560, 25311120]

約数ペア:

[(1, 25311120), (2, 12655560), (3, 8437040), (4, 6327780), (5, 5062224), (6, 4218520), (8, 3163890), (10, 2531112), (12, 2109260), (15, 1687408), (16, 1581945), (20, 1265556), (24, 1054630), (30, 843704), (40, 632778), (48, 527315), (60, 421852), (80, 316389), (120, 210926), (240, 105463), (263, 96240), (401, 63120), (526, 48120), (789, 32080), (802, 31560), (1052, 24060), (1203, 21040), (1315, 19248), (1578, 16040), (1604, 15780), (2005, 12624), (2104, 12030), (2406, 10520), (2630, 9624), (3156, 8020), (3208, 7890), (3945, 6416), (4010, 6312), (4208, 6015), (4812, 5260)]