99457780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{1153}}^1$

素因数の和:1408

約数の個数: 48

約数和(自身を含む): 221014080

約数和(自身を除く): 121556300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 227, 380, 454, 908, 1135, 1153, 2270, 2306, 4313, 4540, 4612, 5765, 8626, 11530, 17252, 21565, 21907, 23060, 43130, 43814, 86260, 87628, 109535, 219070, 261731, 438140, 523462, 1046924, 1308655, 2617310, 4972889, 5234620, 9945778, 19891556, 24864445, 49728890, 99457780]

約数ペア:

[(1, 99457780), (2, 49728890), (4, 24864445), (5, 19891556), (10, 9945778), (19, 5234620), (20, 4972889), (38, 2617310), (76, 1308655), (95, 1046924), (190, 523462), (227, 438140), (380, 261731), (454, 219070), (908, 109535), (1135, 87628), (1153, 86260), (2270, 43814), (2306, 43130), (4313, 23060), (4540, 21907), (4612, 21565), (5765, 17252), (8626, 11530)]