85575568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{411421}}^1$

素因数の和:411442

約数の個数: 20

約数和(自身を含む): 178557148

約数和(自身を除く): 92981580

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 411421, 822842, 1645684, 3291368, 5348473, 6582736, 10696946, 21393892, 42787784, 85575568]

約数ペア:

[(1, 85575568), (2, 42787784), (4, 21393892), (8, 10696946), (13, 6582736), (16, 5348473), (26, 3291368), (52, 1645684), (104, 822842), (208, 411421)]