255945352

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{129527}}^1$

素因数の和:129565

約数の個数: 32

約数和(自身を含む): 544017600

約数和(自身を除く): 288072248

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 129527, 259054, 518108, 1036216, 1683851, 2461013, 3367702, 4922026, 6735404, 9844052, 13470808, 19688104, 31993169, 63986338, 127972676, 255945352]

約数ペア:

[(1, 255945352), (2, 127972676), (4, 63986338), (8, 31993169), (13, 19688104), (19, 13470808), (26, 9844052), (38, 6735404), (52, 4922026), (76, 3367702), (104, 2461013), (152, 1683851), (247, 1036216), (494, 518108), (988, 259054), (1976, 129527)]