25980000

素因数分解:

$2^5\times 3^1\times 5^4\times {\mathrm{433}}^1$

素因数の和:466

約数の個数: 120

約数和(自身を含む): 85416408

約数和(自身を除く): 59436408

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 125, 150, 160, 200, 240, 250, 300, 375, 400, 433, 480, 500, 600, 625, 750, 800, 866, 1000, 1200, 1250, 1299, 1500, 1732, 1875, 2000, 2165, 2400, 2500, 2598, 3000, 3464, 3750, 4000, 4330, 5000, 5196, 6000, 6495, 6928, 7500, 8660, 10000, 10392, 10825, 12000, 12990, 13856, 15000, 17320, 20000, 20784, 21650, 25980, 30000, 32475, 34640, 41568, 43300, 51960, 54125, 60000, 64950, 69280, 86600, 103920, 108250, 129900, 162375, 173200, 207840, 216500, 259800, 270625, 324750, 346400, 433000, 519600, 541250, 649500, 811875, 866000, 1039200, 1082500, 1299000, 1623750, 1732000, 2165000, 2598000, 3247500, 4330000, 5196000, 6495000, 8660000, 12990000, 25980000]

約数ペア:

[(1, 25980000), (2, 12990000), (3, 8660000), (4, 6495000), (5, 5196000), (6, 4330000), (8, 3247500), (10, 2598000), (12, 2165000), (15, 1732000), (16, 1623750), (20, 1299000), (24, 1082500), (25, 1039200), (30, 866000), (32, 811875), (40, 649500), (48, 541250), (50, 519600), (60, 433000), (75, 346400), (80, 324750), (96, 270625), (100, 259800), (120, 216500), (125, 207840), (150, 173200), (160, 162375), (200, 129900), (240, 108250), (250, 103920), (300, 86600), (375, 69280), (400, 64950), (433, 60000), (480, 54125), (500, 51960), (600, 43300), (625, 41568), (750, 34640), (800, 32475), (866, 30000), (1000, 25980), (1200, 21650), (1250, 20784), (1299, 20000), (1500, 17320), (1732, 15000), (1875, 13856), (2000, 12990), (2165, 12000), (2400, 10825), (2500, 10392), (2598, 10000), (3000, 8660), (3464, 7500), (3750, 6928), (4000, 6495), (4330, 6000), (5000, 5196)]