4900125440

素因数分解:

$2^8\times 5^1\times 7^3\times {\mathrm{11161}}^1$

素因数の和:11203

約数の個数: 144

約数和(自身を含む): 13689076800

約数和(自身を除く): 8788951360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 343, 392, 448, 490, 560, 640, 686, 784, 896, 980, 1120, 1280, 1372, 1568, 1715, 1792, 1960, 2240, 2744, 3136, 3430, 3920, 4480, 5488, 6272, 6860, 7840, 8960, 10976, 11161, 12544, 13720, 15680, 21952, 22322, 27440, 31360, 43904, 44644, 54880, 55805, 62720, 78127, 87808, 89288, 109760, 111610, 156254, 178576, 219520, 223220, 312508, 357152, 390635, 439040, 446440, 546889, 625016, 714304, 781270, 892880, 1093778, 1250032, 1428608, 1562540, 1785760, 2187556, 2500064, 2734445, 2857216, 3125080, 3571520, 3828223, 4375112, 5000128, 5468890, 6250160, 7143040, 7656446, 8750224, 10000256, 10937780, 12500320, 14286080, 15312892, 17500448, 19141115, 20000512, 21875560, 25000640, 30625784, 35000896, 38282230, 43751120, 50001280, 61251568, 70001792, 76564460, 87502240, 100002560, 122503136, 140003584, 153128920, 175004480, 245006272, 306257840, 350008960, 490012544, 612515680, 700017920, 980025088, 1225031360, 2450062720, 4900125440]

約数ペア:

[(1, 4900125440), (2, 2450062720), (4, 1225031360), (5, 980025088), (7, 700017920), (8, 612515680), (10, 490012544), (14, 350008960), (16, 306257840), (20, 245006272), (28, 175004480), (32, 153128920), (35, 140003584), (40, 122503136), (49, 100002560), (56, 87502240), (64, 76564460), (70, 70001792), (80, 61251568), (98, 50001280), (112, 43751120), (128, 38282230), (140, 35000896), (160, 30625784), (196, 25000640), (224, 21875560), (245, 20000512), (256, 19141115), (280, 17500448), (320, 15312892), (343, 14286080), (392, 12500320), (448, 10937780), (490, 10000256), (560, 8750224), (640, 7656446), (686, 7143040), (784, 6250160), (896, 5468890), (980, 5000128), (1120, 4375112), (1280, 3828223), (1372, 3571520), (1568, 3125080), (1715, 2857216), (1792, 2734445), (1960, 2500064), (2240, 2187556), (2744, 1785760), (3136, 1562540), (3430, 1428608), (3920, 1250032), (4480, 1093778), (5488, 892880), (6272, 781270), (6860, 714304), (7840, 625016), (8960, 546889), (10976, 446440), (11161, 439040), (12544, 390635), (13720, 357152), (15680, 312508), (21952, 223220), (22322, 219520), (27440, 178576), (31360, 156254), (43904, 111610), (44644, 109760), (54880, 89288), (55805, 87808), (62720, 78127)]