51538864

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7993}}^1$

素因数の和:8045

約数の個数: 40

約数和(自身を含む): 111020672

約数和(自身を除く): 59481808

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 7993, 15986, 31972, 63944, 103909, 127888, 207818, 247783, 415636, 495566, 831272, 991132, 1662544, 1982264, 3221179, 3964528, 6442358, 12884716, 25769432, 51538864]

約数ペア:

[(1, 51538864), (2, 25769432), (4, 12884716), (8, 6442358), (13, 3964528), (16, 3221179), (26, 1982264), (31, 1662544), (52, 991132), (62, 831272), (104, 495566), (124, 415636), (208, 247783), (248, 207818), (403, 127888), (496, 103909), (806, 63944), (1612, 31972), (3224, 15986), (6448, 7993)]