78139568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{7993}}^1$

素因数の和:8061

約数の個数: 40

約数和(自身を含む): 166531008

約数和(自身を除く): 88391440

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 94, 104, 188, 208, 376, 611, 752, 1222, 2444, 4888, 7993, 9776, 15986, 31972, 63944, 103909, 127888, 207818, 375671, 415636, 751342, 831272, 1502684, 1662544, 3005368, 4883723, 6010736, 9767446, 19534892, 39069784, 78139568]

約数ペア:

[(1, 78139568), (2, 39069784), (4, 19534892), (8, 9767446), (13, 6010736), (16, 4883723), (26, 3005368), (47, 1662544), (52, 1502684), (94, 831272), (104, 751342), (188, 415636), (208, 375671), (376, 207818), (611, 127888), (752, 103909), (1222, 63944), (2444, 31972), (4888, 15986), (7993, 9776)]