88408960

素因数分解:

$2^7\times 5^1\times {\mathrm{138139}}^1$

素因数の和:138158

約数の個数: 32

約数和(自身を含む): 211354200

約数和(自身を除く): 122945240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 138139, 276278, 552556, 690695, 1105112, 1381390, 2210224, 2762780, 4420448, 5525560, 8840896, 11051120, 17681792, 22102240, 44204480, 88408960]

約数ペア:

[(1, 88408960), (2, 44204480), (4, 22102240), (5, 17681792), (8, 11051120), (10, 8840896), (16, 5525560), (20, 4420448), (32, 2762780), (40, 2210224), (64, 1381390), (80, 1105112), (128, 690695), (160, 552556), (320, 276278), (640, 138139)]