128558752

素因数分解:

$2^5\times 7^2\times {\mathrm{163}}^1\times {\mathrm{503}}^1$

素因数の和:690

約数の個数: 72

約数和(自身を含む): 296817696

約数和(自身を除く): 168258944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 163, 196, 224, 326, 392, 503, 652, 784, 1006, 1141, 1304, 1568, 2012, 2282, 2608, 3521, 4024, 4564, 5216, 7042, 7987, 8048, 9128, 14084, 15974, 16096, 18256, 24647, 28168, 31948, 36512, 49294, 56336, 63896, 81989, 98588, 112672, 127792, 163978, 197176, 255584, 327956, 394352, 573923, 655912, 788704, 1147846, 1311824, 2295692, 2623648, 4017461, 4591384, 8034922, 9182768, 16069844, 18365536, 32139688, 64279376, 128558752]

約数ペア:

[(1, 128558752), (2, 64279376), (4, 32139688), (7, 18365536), (8, 16069844), (14, 9182768), (16, 8034922), (28, 4591384), (32, 4017461), (49, 2623648), (56, 2295692), (98, 1311824), (112, 1147846), (163, 788704), (196, 655912), (224, 573923), (326, 394352), (392, 327956), (503, 255584), (652, 197176), (784, 163978), (1006, 127792), (1141, 112672), (1304, 98588), (1568, 81989), (2012, 63896), (2282, 56336), (2608, 49294), (3521, 36512), (4024, 31948), (4564, 28168), (5216, 24647), (7042, 18256), (7987, 16096), (8048, 15974), (9128, 14084)]