25720800

素因数分解:

$2^5\times 3^1\times 5^2\times 7^1\times {\mathrm{1531}}^1$

素因数の和:1561

約数の個数: 144

約数和(自身を含む): 95743872

約数和(自身を除く): 70023072

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 96, 100, 105, 112, 120, 140, 150, 160, 168, 175, 200, 210, 224, 240, 280, 300, 336, 350, 400, 420, 480, 525, 560, 600, 672, 700, 800, 840, 1050, 1120, 1200, 1400, 1531, 1680, 2100, 2400, 2800, 3062, 3360, 4200, 4593, 5600, 6124, 7655, 8400, 9186, 10717, 12248, 15310, 16800, 18372, 21434, 22965, 24496, 30620, 32151, 36744, 38275, 42868, 45930, 48992, 53585, 61240, 64302, 73488, 76550, 85736, 91860, 107170, 114825, 122480, 128604, 146976, 153100, 160755, 171472, 183720, 214340, 229650, 244960, 257208, 267925, 306200, 321510, 342944, 367440, 428680, 459300, 514416, 535850, 612400, 643020, 734880, 803775, 857360, 918600, 1028832, 1071700, 1224800, 1286040, 1607550, 1714720, 1837200, 2143400, 2572080, 3215100, 3674400, 4286800, 5144160, 6430200, 8573600, 12860400, 25720800]

約数ペア:

[(1, 25720800), (2, 12860400), (3, 8573600), (4, 6430200), (5, 5144160), (6, 4286800), (7, 3674400), (8, 3215100), (10, 2572080), (12, 2143400), (14, 1837200), (15, 1714720), (16, 1607550), (20, 1286040), (21, 1224800), (24, 1071700), (25, 1028832), (28, 918600), (30, 857360), (32, 803775), (35, 734880), (40, 643020), (42, 612400), (48, 535850), (50, 514416), (56, 459300), (60, 428680), (70, 367440), (75, 342944), (80, 321510), (84, 306200), (96, 267925), (100, 257208), (105, 244960), (112, 229650), (120, 214340), (140, 183720), (150, 171472), (160, 160755), (168, 153100), (175, 146976), (200, 128604), (210, 122480), (224, 114825), (240, 107170), (280, 91860), (300, 85736), (336, 76550), (350, 73488), (400, 64302), (420, 61240), (480, 53585), (525, 48992), (560, 45930), (600, 42868), (672, 38275), (700, 36744), (800, 32151), (840, 30620), (1050, 24496), (1120, 22965), (1200, 21434), (1400, 18372), (1531, 16800), (1680, 15310), (2100, 12248), (2400, 10717), (2800, 9186), (3062, 8400), (3360, 7655), (4200, 6124), (4593, 5600)]