25217100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{28019}}^1$

素因数の和:28039

約数の個数: 54

約数和(自身を含む): 79044420

約数和(自身を除く): 53827320

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 28019, 56038, 84057, 112076, 140095, 168114, 252171, 280190, 336228, 420285, 504342, 560380, 700475, 840570, 1008684, 1260855, 1400950, 1681140, 2101425, 2521710, 2801900, 4202850, 5043420, 6304275, 8405700, 12608550, 25217100]

約数ペア:

[(1, 25217100), (2, 12608550), (3, 8405700), (4, 6304275), (5, 5043420), (6, 4202850), (9, 2801900), (10, 2521710), (12, 2101425), (15, 1681140), (18, 1400950), (20, 1260855), (25, 1008684), (30, 840570), (36, 700475), (45, 560380), (50, 504342), (60, 420285), (75, 336228), (90, 280190), (100, 252171), (150, 168114), (180, 140095), (225, 112076), (300, 84057), (450, 56038), (900, 28019)]