125377280

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{1999}}^1$

素因数の和:2034

約数の個数: 108

約数和(自身を含む): 349524000

約数和(自身を除く): 224146720

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, 392, 448, 490, 560, 640, 784, 896, 980, 1120, 1280, 1568, 1792, 1960, 1999, 2240, 3136, 3920, 3998, 4480, 6272, 7840, 7996, 8960, 9995, 12544, 13993, 15680, 15992, 19990, 27986, 31360, 31984, 39980, 55972, 62720, 63968, 69965, 79960, 97951, 111944, 127936, 139930, 159920, 195902, 223888, 255872, 279860, 319840, 391804, 447776, 489755, 511744, 559720, 639680, 783608, 895552, 979510, 1119440, 1279360, 1567216, 1791104, 1959020, 2238880, 2558720, 3134432, 3582208, 3918040, 4477760, 6268864, 7836080, 8955520, 12537728, 15672160, 17911040, 25075456, 31344320, 62688640, 125377280]

約数ペア:

[(1, 125377280), (2, 62688640), (4, 31344320), (5, 25075456), (7, 17911040), (8, 15672160), (10, 12537728), (14, 8955520), (16, 7836080), (20, 6268864), (28, 4477760), (32, 3918040), (35, 3582208), (40, 3134432), (49, 2558720), (56, 2238880), (64, 1959020), (70, 1791104), (80, 1567216), (98, 1279360), (112, 1119440), (128, 979510), (140, 895552), (160, 783608), (196, 639680), (224, 559720), (245, 511744), (256, 489755), (280, 447776), (320, 391804), (392, 319840), (448, 279860), (490, 255872), (560, 223888), (640, 195902), (784, 159920), (896, 139930), (980, 127936), (1120, 111944), (1280, 97951), (1568, 79960), (1792, 69965), (1960, 63968), (1999, 62720), (2240, 55972), (3136, 39980), (3920, 31984), (3998, 31360), (4480, 27986), (6272, 19990), (7840, 15992), (7996, 15680), (8960, 13993), (9995, 12544)]