126422140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{113}}^1\times {\mathrm{331}}^1$

素因数の和:479

約数の個数: 72

約数和(自身を含む): 290899728

約数和(自身を除く): 164477588

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 113, 130, 169, 226, 260, 331, 338, 452, 565, 662, 676, 845, 1130, 1324, 1469, 1655, 1690, 2260, 2938, 3310, 3380, 4303, 5876, 6620, 7345, 8606, 14690, 17212, 19097, 21515, 29380, 37403, 38194, 43030, 55939, 74806, 76388, 86060, 95485, 111878, 149612, 187015, 190970, 223756, 279695, 374030, 381940, 486239, 559390, 748060, 972478, 1118780, 1944956, 2431195, 4862390, 6321107, 9724780, 12642214, 25284428, 31605535, 63211070, 126422140]

約数ペア:

[(1, 126422140), (2, 63211070), (4, 31605535), (5, 25284428), (10, 12642214), (13, 9724780), (20, 6321107), (26, 4862390), (52, 2431195), (65, 1944956), (113, 1118780), (130, 972478), (169, 748060), (226, 559390), (260, 486239), (331, 381940), (338, 374030), (452, 279695), (565, 223756), (662, 190970), (676, 187015), (845, 149612), (1130, 111878), (1324, 95485), (1469, 86060), (1655, 76388), (1690, 74806), (2260, 55939), (2938, 43030), (3310, 38194), (3380, 37403), (4303, 29380), (5876, 21515), (6620, 19097), (7345, 17212), (8606, 14690)]