87761968

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{18223}}^1$

素因数の和:18281

約数の個数: 40

約数和(自身を含む): 198860288

約数和(自身を除く): 111098320

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 172, 301, 344, 602, 688, 1204, 2408, 4816, 18223, 36446, 72892, 127561, 145784, 255122, 291568, 510244, 783589, 1020488, 1567178, 2040976, 3134356, 5485123, 6268712, 10970246, 12537424, 21940492, 43880984, 87761968]

約数ペア:

[(1, 87761968), (2, 43880984), (4, 21940492), (7, 12537424), (8, 10970246), (14, 6268712), (16, 5485123), (28, 3134356), (43, 2040976), (56, 1567178), (86, 1020488), (112, 783589), (172, 510244), (301, 291568), (344, 255122), (602, 145784), (688, 127561), (1204, 72892), (2408, 36446), (4816, 18223)]