55223728

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{25951}}^1$

素因数の和:25985

約数の個数: 40

約数和(自身を含む): 128721920

約数和(自身を除く): 73498192

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 25951, 51902, 103804, 181657, 207608, 363314, 415216, 493069, 726628, 986138, 1453256, 1972276, 2906512, 3451483, 3944552, 6902966, 7889104, 13805932, 27611864, 55223728]

約数ペア:

[(1, 55223728), (2, 27611864), (4, 13805932), (7, 7889104), (8, 6902966), (14, 3944552), (16, 3451483), (19, 2906512), (28, 1972276), (38, 1453256), (56, 986138), (76, 726628), (112, 493069), (133, 415216), (152, 363314), (266, 207608), (304, 181657), (532, 103804), (1064, 51902), (2128, 25951)]