25197000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{37}}^1\times {\mathrm{227}}^1$

素因数の和:288

約数の個数: 128

約数和(自身を含む): 81095040

約数和(自身を除く): 55898040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 37, 40, 50, 60, 74, 75, 100, 111, 120, 125, 148, 150, 185, 200, 222, 227, 250, 296, 300, 370, 375, 444, 454, 500, 555, 600, 681, 740, 750, 888, 908, 925, 1000, 1110, 1135, 1362, 1480, 1500, 1816, 1850, 2220, 2270, 2724, 2775, 3000, 3405, 3700, 4440, 4540, 4625, 5448, 5550, 5675, 6810, 7400, 8399, 9080, 9250, 11100, 11350, 13620, 13875, 16798, 17025, 18500, 22200, 22700, 25197, 27240, 27750, 28375, 33596, 34050, 37000, 41995, 45400, 50394, 55500, 56750, 67192, 68100, 83990, 85125, 100788, 111000, 113500, 125985, 136200, 167980, 170250, 201576, 209975, 227000, 251970, 335960, 340500, 419950, 503940, 629925, 681000, 839900, 1007880, 1049875, 1259850, 1679800, 2099750, 2519700, 3149625, 4199500, 5039400, 6299250, 8399000, 12598500, 25197000]

約数ペア:

[(1, 25197000), (2, 12598500), (3, 8399000), (4, 6299250), (5, 5039400), (6, 4199500), (8, 3149625), (10, 2519700), (12, 2099750), (15, 1679800), (20, 1259850), (24, 1049875), (25, 1007880), (30, 839900), (37, 681000), (40, 629925), (50, 503940), (60, 419950), (74, 340500), (75, 335960), (100, 251970), (111, 227000), (120, 209975), (125, 201576), (148, 170250), (150, 167980), (185, 136200), (200, 125985), (222, 113500), (227, 111000), (250, 100788), (296, 85125), (300, 83990), (370, 68100), (375, 67192), (444, 56750), (454, 55500), (500, 50394), (555, 45400), (600, 41995), (681, 37000), (740, 34050), (750, 33596), (888, 28375), (908, 27750), (925, 27240), (1000, 25197), (1110, 22700), (1135, 22200), (1362, 18500), (1480, 17025), (1500, 16798), (1816, 13875), (1850, 13620), (2220, 11350), (2270, 11100), (2724, 9250), (2775, 9080), (3000, 8399), (3405, 7400), (3700, 6810), (4440, 5675), (4540, 5550), (4625, 5448)]