80496718832

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{63684113}}^1$

素因数の和:63684200

約数の個数: 20

約数和(自身を含む): 157936602720

約数和(自身を除く): 77439883888

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 63684113, 127368226, 254736452, 509472904, 1018945808, 5031044927, 10062089854, 20124179708, 40248359416, 80496718832]

約数ペア:

[(1, 80496718832), (2, 40248359416), (4, 20124179708), (8, 10062089854), (16, 5031044927), (79, 1018945808), (158, 509472904), (316, 254736452), (632, 127368226), (1264, 63684113)]