156728655728

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{401}}^1\times {\mathrm{787993}}^1$

素因数の和:788433

約数の個数: 40

約数和(自身を含む): 314239399296

約数和(自身を除く): 157510743568

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 401, 496, 802, 1604, 3208, 6416, 12431, 24862, 49724, 99448, 198896, 787993, 1575986, 3151972, 6303944, 12607888, 24427783, 48855566, 97711132, 195422264, 315985193, 390844528, 631970386, 1263940772, 2527881544, 5055763088, 9795540983, 19591081966, 39182163932, 78364327864, 156728655728]

約数ペア:

[(1, 156728655728), (2, 78364327864), (4, 39182163932), (8, 19591081966), (16, 9795540983), (31, 5055763088), (62, 2527881544), (124, 1263940772), (248, 631970386), (401, 390844528), (496, 315985193), (802, 195422264), (1604, 97711132), (3208, 48855566), (6416, 24427783), (12431, 12607888), (24862, 6303944), (49724, 3151972), (99448, 1575986), (198896, 787993)]